The Internet is only a catalyst. It’s like a megaphone that anyone can use and extend their reach. The scary thing is when you realize that the village idiots of the world are now able to talk to eachothers.
If you clearly define your needs, it won’t be hard to figure out which version you’ll want. Then you don’t really have to manage those office installations as long as you have enough licenses in the pool.
That’s just the tip of the iceberg, you’ll likely want to have something to centrally manage these computers, so something like Intune + EntraID to deploy softwares, manage the user account, etc will be an added cost.
Those instances usually gets the defederation treatment from the majority of Lemmy servers out there. They often degenerate from free-speech to hate-speech real quick.