SE-0304: Structured Concurrency

[Ben_Cohen]

Second review thread has now been kicked off.

SE-0304 (2nd review): Structured Concurrency

Hello, Swift community. The second review of SE-0304: Structured Concurrency begins now and runs through April 16th, 2021. The first review received largely positive comment, but led to a number of revisions, particularly regarding naming of methods. You can find a diff for the revision here . This review is part of the large concurrency feature, which we are reviewing in several parts. While we've tried to make it independent of other concurrency proposals that have not yet been reviewed, it…