Maestro

I lean towards ‘no’ because I do not see moves on their part to actively attack other distributors

That doesn’t matter. There’s a difference between having a monopoly and abusing it to distort the market. It’s the abuse that’s illegal, not the monopoly in itself.

It depends. For fixing bugs, text editing speed does not matter. For explorative and iterative design it can matter. It just needs to be fast enough to not distract you or hold you back