That's a barrier to entry that's pretty high for somebody who may want to be a first-time contributor. I think that's actually a good thing. The person has to

That's a barrier to entry that's pretty high for somebody who may want to be a first-time contributor. I think that's actually a good thing. The person has to be interested enough to setup and learn about plain text email. Its not discrimination based on race, religion or gender identity but discrimination based on interest. Even simple barriers to entry have positive effects. I found that the quality of bug reports on Gitlab is much higher than on Github because everyone has a Github account and will happily spam a project with a lazy bug report (me included).