https://sarhatabaot.net/Notes on software, maintenance, and the process around the work.https://sarhatabaot.net/blog/02-custom-rom-tabm9/https://sarhatabaot.net/blog/02-custom-rom-tabm9/Mon, 15 Jun 2026 00:00:00 GMTA complete walkthrough of installing AndyYan's LineageOS 21 GSI on a Lenovo Tab M9, including MediaTek quirks, Fastboot/Fastbootd confusion, debugging dead ends, and post-install surprises.https://sarhatabaot.net/blog/01-hello-world/https://sarhatabaot.net/blog/01-hello-world/Sat, 06 Jun 2026 00:00:00 GMTWhy this site exists as a portfolio, a blog, and a place to keep project context public.