> Trying to go up against MS Office and Google Docs/Workspace sounds like an unbelievably difficult, huge, and therefore risky proposition
My guess is that Proton sees that it appeals to individuals wanting an alternative to Google and Microsoft's online services. Email alone is not enough to cut the umbilical, so Proton is adding more and more coverage.
Ah got it -- if this is aimed at individuals not businesses then it makes more sense.
Also because individuals tend to mostly use only Google Docs, much less Sheets and almost no Slides -- so the Docs clone by itself would be sufficient.
Ever since Google Docs launched, it has been the most valuable thing about having an account. Document sharing and central management are a hard thing that Google Docs solves realy well.
My guess is that Proton sees that it appeals to individuals wanting an alternative to Google and Microsoft's online services. Email alone is not enough to cut the umbilical, so Proton is adding more and more coverage.