I think it will hit them as well, just not to the same extent as Facebook & Google.
Microsoft owns LinkedIn, which is an advertising company. I also seem to recall that they make a reasonable chunk of change from search advertising and other online properties.
According to this link they took in a little over 6 billion in advertising revenue last year:
https://www.statista.com/statistics/725388/microsoft-corpora...
According to this link, amazon took in somewhere in the region of 1.7 billion in revenue from mainly advertising last quarter alone:
https://www.statista.com/statistics/725388/microsoft-corpora...