prepor/em-synchrony — comment on commit 5cdc49874cb394c7e244f00d79b0474100edfc39
File:  line 0
By igrigorik:

In retrospect, I wish I went with this from the start.. Having said that, I can't merge this as is: it would literally break thousands of apps. What we can do is provide aliases for both `a*` and `async_*` and then try to move towards deprecating `a*` in a major release.