I mean, when that xkcd was made, that was a hard task. Now identifying a bird in a picture can be done in realtime on a raspberry pi in a weekend project.
The problem in the op isn’t really a limitation of AI, it’s coming up with an inventory management system that can detect low inventory without being obtrusive in a users life. The rest is just scraping local stores prices and compiling a list with some annealing algo that gets the best price to stops ratio.
Well the problem is 99% of people have their taxes auto deducted from their check throughout the year. So not doing your taxes, for the most part would do nothing.
That’s why labor strike would be doubly effective. You cut off both work, and taxes at the same time.