Notes on Geiger Counters
3 days ago
- #technology
- #privacy
- #open-source
- Divested projects updates and fun from Tavi are shared on the blog.
- Latest entries include notes on Geiger counters, Fedora 42 /boot space issues, and Google's AOSP changes.
- Geiger counters overview: types of radiation, safety, and device types (GM tubes vs. scintillators).
- Personal choice for a Geiger counter: Radiacode 102 for sensitivity and features.
- Fedora 42 /boot space solution involves removing old kernels and adjusting dracut settings.
- Google's AOSP changes include no longer publishing in-development source code and enforcing developer ID verification.
- Hard drives have workload rate limits (WRL), similar to SSDs' TBW limits.
- Web server upgraded to a new VPS for better performance.
- Jellyfin corruption issue resolved by restoring migrations.xml from backup.
- Ryzen laptop suspend issue fixed with acpi.ec_no_wakeup=Y kernel parameter.
- LUKS iterations reminder: increase for better security, though it may slow unlocking.
- Security issue in Invizible v2.5.4 beta reverted, affecting Tor guard selection.
- AMD microcode resigned for older BIOSes to mitigate security vulnerabilities.
- ECH rollout stats updated, distinguishing Cloudflare-hosted domains.
- Udderance packaged as an Android app for offline use, with various fixes and improvements.
- Tor Browser security slider issue fixed after years, emphasizing community involvement.
- GenAI opposition: new profile picture and Kairoscope updates favoring original sources.
- YouTube archiving tips using yt-dlp for preserving content against increasing restrictions.
- HTML to Markdown conversion improved with pandoc using markdown_strict.
- Kairoscope updates include more reading sources and tidied pages.
- Blog started with backfilled entries and GenAI usage disclosure.
- Dark mode added to websites by merging mini.css colors manually.
- Udderance updates: phrase boards, pictograms, and homepage improvements.
- Onion services reintroduced with vanity addresses for divested.dev, kairoscope.org, and udderance.app.
- Brace updates: chrony 4.7 compatibility and browser extension tweaks.
- Cable issues: CAT 6A cable failed at 10Gb negotiation, SATA cables replaced after UDMA errors.
- Fedora iptables update caused firewalld and Docker breaks.
- CAA record clipping issue with Cloudflare DNS resolved by removing spaces.
- Bounds checking in hmalloc for system-wide overflow detection under development.
- SCFW3 updates: AI crawler blocking and ancient versions list refresh.
- DivestOS and apps officially ended, with a full announcement shared across platforms.