Looks like a contrail from one or more airplanes near the same altitude of the clouds.

Too bad those advances will be monetized as hard as possible and limited to those that can afford it.

Absolutely seconding making one’s own mayo. I do keep Duke’s mayo in the fridge for ease of use though. Busy with kindergartner/shift work/etc. Duke’s has a decent acidic zing that a lot of the other brands don’t have (imo)

Edit to add, some folks will even use pickle juice in lieu of their vinegar. Don’t be afraid to use different types of vinegar as well. I like to use apple cider vinegar or legit Spanish sherry vinegar when I’m feeling fancy.