Lessons, will be learned no doubt, but i'm afraid they are almost guaranteed to be the wrong lessons. [insert aptly labeled "scroll of truth meme"
I doubt that senior leadership of any mega crop will ever see employees as more than numbers on a spreadsheet with only cost associated to them. The degree of sociopathy required to climb the corporate ladder that high doesn't allow it to be any other way.
Until there is some real competition and regulation out there to break the tech oligopoly and makes "value for customers" > "value for share holders" again, little will change