A decent 1 bedroom apartment in San Francisco will run you about $3500 USD/mo. Or about $4700 CAD/mo.
So you make a good point.
If you can afford to own your home however that really makes the move worth it though, imho.
Book with many short stories their parents can read (5 minute stories series from Tiger Tales).
A book about pooping (if they are still on diapers).
Things with numbers/shapes/colors (colored and numbered shapes exist).
Something to spend energy on, like a small set of pins with a mini bowling ball.
A 35 dollar slide.
Play doh.
Characters from their favorite show.
A small real musical instrument.
I don't recall performance comparisons with Cygwin, which is still my default shell for Windows.