>>1
I don't thing it's is as simple as barrier to entry increasing quality. A good counter example to this view would be that provided by the tildeverse, fediverse, and decentralized or darknet social platforms. Also consider the following: https://wakaba.c3.cx/shii/shiichan and some of the comments made in the sbbs.el and support thread concerning the refusal of many very competent individuals to use anything that requires an account or execution of arbitrary source on their machine.