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<rss version="2.0"><channel><title>Brainwaves by Burak Büyükdemir</title><link>https://burakbuyukdemir.com/letters/</link><description>Field notes from early-stage investing. One letter a week by Burak Büyükdemir, founder of Etohum and Startup Istanbul.</description><language>en</language><item><title>Your smile</title><link>https://burak-buyukdemir.kit.com/posts/your-smile</link><guid>https://burak-buyukdemir.kit.com/posts/your-smile</guid><pubDate>Thu, 08 Oct 2026 00:00:00 +0000</pubDate></item><item><title>Minecraft</title><link>https://burak-buyukdemir.kit.com/posts/minecraft</link><guid>https://burak-buyukdemir.kit.com/posts/minecraft</guid><pubDate>Thu, 01 Oct 2026 00:00:00 +0000</pubDate></item><item><title>Before Labubu</title><link>https://burak-buyukdemir.kit.com/posts/before-labubu</link><guid>https://burak-buyukdemir.kit.com/posts/before-labubu</guid><pubDate>Sat, 26 Sep 2026 00:00:00 +0000</pubDate></item><item><title>The summer shelf</title><link>https://burak-buyukdemir.kit.com/posts/what-i-read-watched</link><guid>https://burak-buyukdemir.kit.com/posts/what-i-read-watched</guid><pubDate>Wed, 16 Sep 2026 00:00:00 +0000</pubDate></item><item><title>Upto36</title><link>https://burak-buyukdemir.kit.com/posts/upto36</link><guid>https://burak-buyukdemir.kit.com/posts/upto36</guid><pubDate>Thu, 10 Sep 2026 00:00:00 +0000</pubDate></item><item><title>6 more startups</title><link>https://burak-buyukdemir.kit.com/posts/6-more-startups</link><guid>https://burak-buyukdemir.kit.com/posts/6-more-startups</guid><pubDate>Tue, 28 Jul 2026 00:00:00 +0000</pubDate></item><item><title>Something I built</title><link>https://burak-buyukdemir.kit.com/posts/something-i-built-2</link><guid>https://burak-buyukdemir.kit.com/posts/something-i-built-2</guid><pubDate>Fri, 24 Jul 2026 00:00:00 +0000</pubDate></item><item><title>I made a video</title><link>https://burak-buyukdemir.kit.com/posts/my-weekend-mistake</link><guid>https://burak-buyukdemir.kit.com/posts/my-weekend-mistake</guid><pubDate>Mon, 20 Jul 2026 00:00:00 +0000</pubDate></item><item><title>6 Startups I Met in June &amp; July</title><link>https://burak-buyukdemir.kit.com/posts/six-that-stayed-with-me</link><guid>https://burak-buyukdemir.kit.com/posts/six-that-stayed-with-me</guid><pubDate>Tue, 14 Jul 2026 00:00:00 +0000</pubDate></item><item><title>I told Mike I was passing on this one</title><link>https://burak-buyukdemir.kit.com/posts/the-one-i-passed-on</link><guid>https://burak-buyukdemir.kit.com/posts/the-one-i-passed-on</guid><pubDate>Tue, 07 Jul 2026 00:00:00 +0000</pubDate></item><item><title>Muse Bio Inc.</title><link>https://burak-buyukdemir.kit.com/posts/muse-bio-inc</link><guid>https://burak-buyukdemir.kit.com/posts/muse-bio-inc</guid><pubDate>Fri, 26 Jun 2026 00:00:00 +0000</pubDate></item><item><title>6 Startups I Met in May &amp; June</title><link>https://burak-buyukdemir.kit.com/posts/6-startups-i-met-in-may-june</link><guid>https://burak-buyukdemir.kit.com/posts/6-startups-i-met-in-may-june</guid><pubDate>Tue, 23 Jun 2026 00:00:00 +0000</pubDate></item><item><title>The Two Faces of San Francisco</title><link>https://burak-buyukdemir.kit.com/posts/the-two-faces-of-san-francisco</link><guid>https://burak-buyukdemir.kit.com/posts/the-two-faces-of-san-francisco</guid><pubDate>Mon, 18 May 2026 00:00:00 +0000</pubDate></item><item><title>Why You Should Read Alan Kay&#x27;s &quot;The Center of Why?&quot;</title><link>https://burak-buyukdemir.kit.com/posts/why-you-should-read-alan-kay-s-the-center-of-why</link><guid>https://burak-buyukdemir.kit.com/posts/why-you-should-read-alan-kay-s-the-center-of-why</guid><pubDate>Sat, 02 May 2026 00:00:00 +0000</pubDate></item><item><title>Today, no startup motivation :)</title><link>https://burak-buyukdemir.kit.com/posts/today-no-startup-motivation</link><guid>https://burak-buyukdemir.kit.com/posts/today-no-startup-motivation</guid><pubDate>Thu, 30 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Your tech is not the answer</title><link>https://burak-buyukdemir.kit.com/posts/your-tech-is-not-the-answer</link><guid>https://burak-buyukdemir.kit.com/posts/your-tech-is-not-the-answer</guid><pubDate>Tue, 28 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Portfolio Spotlight: Devo</title><link>https://burak-buyukdemir.kit.com/posts/portfolio-spotlight-devo</link><guid>https://burak-buyukdemir.kit.com/posts/portfolio-spotlight-devo</guid><pubDate>Sat, 25 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Is it normal to talk to yourself?</title><link>https://burak-buyukdemir.kit.com/posts/is-it-normal-to-talk-to-yourself</link><guid>https://burak-buyukdemir.kit.com/posts/is-it-normal-to-talk-to-yourself</guid><pubDate>Thu, 23 Apr 2026 00:00:00 +0000</pubDate></item><item><title>The illusion of the finish line</title><link>https://burak-buyukdemir.kit.com/posts/the-illusion-of-the-finish-line</link><guid>https://burak-buyukdemir.kit.com/posts/the-illusion-of-the-finish-line</guid><pubDate>Tue, 21 Apr 2026 00:00:00 +0000</pubDate></item><item><title>YC Winter 2026 Demo Day — I watched 154 pitches, and some patterns are very clear</title><link>https://burak-buyukdemir.kit.com/posts/yc-winter-2026-demo-day</link><guid>https://burak-buyukdemir.kit.com/posts/yc-winter-2026-demo-day</guid><pubDate>Sat, 18 Apr 2026 00:00:00 +0000</pubDate></item><item><title>The calm founder</title><link>https://burak-buyukdemir.kit.com/posts/the-calm-founder</link><guid>https://burak-buyukdemir.kit.com/posts/the-calm-founder</guid><pubDate>Thu, 16 Apr 2026 00:00:00 +0000</pubDate></item><item><title>6 startups, 1 investment. Can you guess which one?</title><link>https://burak-buyukdemir.kit.com/posts/6-startups-1-check</link><guid>https://burak-buyukdemir.kit.com/posts/6-startups-1-check</guid><pubDate>Mon, 13 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Keep your hobby secret</title><link>https://burak-buyukdemir.kit.com/posts/keep-your-hobby-secret</link><guid>https://burak-buyukdemir.kit.com/posts/keep-your-hobby-secret</guid><pubDate>Sat, 11 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Stop comparing pages</title><link>https://burak-buyukdemir.kit.com/posts/stop-comparing-pages</link><guid>https://burak-buyukdemir.kit.com/posts/stop-comparing-pages</guid><pubDate>Thu, 09 Apr 2026 00:00:00 +0000</pubDate></item><item><title>4,000 weeks</title><link>https://burak-buyukdemir.kit.com/posts/4-000-weeks</link><guid>https://burak-buyukdemir.kit.com/posts/4-000-weeks</guid><pubDate>Mon, 06 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Why most customer interviews are a waste of time</title><link>https://burak-buyukdemir.kit.com/posts/why-most-customer-interviews-are-a-waste-of-time</link><guid>https://burak-buyukdemir.kit.com/posts/why-most-customer-interviews-are-a-waste-of-time</guid><pubDate>Fri, 03 Apr 2026 00:00:00 +0000</pubDate></item><item><title>Your salary is a runway decision. Most founders get it wrong.</title><link>https://burak-buyukdemir.kit.com/posts/salaries-equity-in-startups-the-fastest-way-to-burn-your-runway</link><guid>https://burak-buyukdemir.kit.com/posts/salaries-equity-in-startups-the-fastest-way-to-burn-your-runway</guid><pubDate>Wed, 01 Apr 2026 00:00:00 +0000</pubDate></item><item><title>He built a fintech, lost it, wrote a book, and started again.</title><link>https://burak-buyukdemir.kit.com/posts/portfolio-spotlight-boost</link><guid>https://burak-buyukdemir.kit.com/posts/portfolio-spotlight-boost</guid><pubDate>Mon, 30 Mar 2026 00:00:00 +0000</pubDate></item><item><title>Angel Investing, Done Right</title><link>https://burak-buyukdemir.kit.com/posts/angel-investing-done-right</link><guid>https://burak-buyukdemir.kit.com/posts/angel-investing-done-right</guid><pubDate>Sat, 28 Mar 2026 00:00:00 +0000</pubDate></item><item><title>Please stop sending 5-year projections</title><link>https://burak-buyukdemir.kit.com/posts/please-stop-sending-5-year-projections</link><guid>https://burak-buyukdemir.kit.com/posts/please-stop-sending-5-year-projections</guid><pubDate>Thu, 26 Mar 2026 00:00:00 +0000</pubDate></item></channel></rss>
