If anyone wants to explore the bidet space without replacing an entire toilet, I can recommend the Neo line of products from https://luxebidet.com/ They sell kits for under $70 USD that attach to existing toilets, using the space between the seat and bowl, and attach to the toilet's water supply with a tee fitting and one-way valve, either at the wall valve, or at the bottom of the tank. Installation should take less than 30 minutes for anyone handy with a screwdriver and a crescent wrench.

Their bidets are surprising effective, and do not require any electricity or hot water, as the water volume needed to be effective is small, and the water has usually been sitting in the pipes in a home's walls at ambient temperature. 10/10, would spritz again.

> hypoxic tents, which lower oxygen levels in the air

I wonder if the shorter time at altitude also reduced the chances of slower-to-develop high-altitude cerebral edema and pulmonary edema (HACE, HAPE). Some climbers have been sleeping in camp in small tubular pressurized tents to reduce daily apparent density altitude.

Tylenol markets a 650mg Extended Release for Arthritis and Joint Pain: https://www.tylenol.com/products/arthritis/tylenol-8hr-arthr... It is effective for me for general analgesia.

Trigger warning for self harm.

The real tragedies with acetaminophen are "cry-for-help" situations where someone thinks it is the same as aspirin, and swallows a handful, perhaps washing it down with alcohol. What might have been a suicide hesitation mark becomes an entry on a liver transplant list - if they are lucky. If you have children, make sure they know which one can be deadly, especially before going off to college.

The MagNav tech, using maps of magnetic anomalies as a global reference, and getting accuracy down to 3 meters sounds interesting.

While the "weather gage" and heeling does have an effect on cannon range, the more important issue is that the upwind ships (that have the weather gage) thus have more maneuverability, and can more easily pursue a ship trying to flee downwind. Of course, one could always: "Never mind manoeuvres, go straight at 'em”