I highly recommend the rinseworks bidet. It is designed much better than the one from the pic. You don't have to shove your entire hand in the toilet to use it. https://rinseworks.com/

planck length = 0

I've gotten that as well. I have had success using rubbing alcohol on those spots. Also helps to use an alcohol aftershave.

OpenSuse Tumbleweed

Look up the book Vacuum Diagrams by Stephen Baxter. The first short story titled The Sun-People is exactly this scenario. It happens on a large asteroid in our solar system. Needless to say, that the creatures can't survive in our presence.

I've been using the Feedbro extension in Firefox for about 4-5 years now. It is pretty great.

Nightmare Reaper

We also need to consider the air that is in front of the train as it moves forward. That air is going into the portal at the rate the train moves forward and therefore coming out the other portal at that rate.

I have android 9.

Id didin't open source the game. They open sourced the game engine. So you can download gzdoom which is an open source port of the original doom engine, but you still need to own the original game for the game files in order to play it.