costco solar setup is not a good deal

https://youtu.be/RUOzvpwy8-8?si=qAsa2PNoxgE94ytY

$800 - can be had for $200 cheaper

this is costco cheapest deal

15 minute video - around 10:00 he sets up the foldable 100W solar cell
which outputs around 60 watts which he says is typcial