On Saturday, 9 June 2018 at 08:35:25 UTC, Jonathan M Davis wrote:

> The real problem is when employers try to claim anything unrelated to your job that you do in your free time. _That_ is completely inappropriate, but some employers try anyway, and depending on which state you live in and what you signed for the company, they may or may not be able to come after you even if it's ridiculous for them to be able to.

Joel Spolsky wrote about this a couple years ago:
https://www.joelonsoftware.com/2016/12/09/developers-side-projects/