how much is revenue down at Facebook and Google?

Yes

could even go up as more ppl stay home, using the interweb

Insider trading alert 🔔🔔🔔🔔

It has to go down, I don't have first hand data but some domains such as travel, gifts , flowers ,.cosmetics , brand campaigns won't have money to splurge in this critical situation, my opinion msft and amzn ( if they can keep up the functioning) will come out as winners