If by excessive typing you mean complex trait bounds and the like, it's really something isolated to the most generic libraries, and reasonably rare. Most application code is simply typed - take a struct or an enum, return another. So it's not been a problem.

We don't use Copilot or any tool that sends our source code because of our security posture, defense in depth, etc. If and when there will be an offering that lets us run the server component and provides significant productivity improvements, we will subscribe.