I seriously do *not* #recommend #building this #uv #covid #virus killing #lamp https://youtube.com/watch?v=QSnUce9xdNo It could #blind you if it #fails in any way at all. I think a much better #design would be a #lighttrap with a #uv #bulb inside, with a #fan to push #air through it. The #design at the end was better.
This is a great #article about various #cache #issues and #bugs experienced at #twitter https://danluu.com/cache-incidents/ When #cache works, it is awesome. When it #fails , it can be #catastrophic to your #system or #service ... It's something that *needs* to be done 100% correctly!