Michael Saylor increases Bitcoin holdings amid whale sell-offs while Kazakhstan plans a strategic reserve. Bitcoin Optech newsletter #368 covers recent technical advancements, including block template sharing and new node software releases. Discussions explore self-custody best practices, Bitcoin's core concepts, mining innovations, and global adoption developments. Featuring content from Bitcoin Infinity Show, Bitcoin News Alerts Daily BTC News, Bitcoin Optech, Bitcoin Veterans, Bitcoin for Millennials, Coin Stories, Mining News, Onramp Media, Robin Seyer, Simply Bitcoin, TFTC A Bitcoin Podcast, The Bitcoin Matrix, The Bugle Weekly, The Pomp Podcast.