Hm, is this pattern the best Erlang has and VM does not optimize it to avoid the need to lock the queue twice? If so then you are right double-select is equival

Hm, is this pattern the best Erlang has and VM does not optimize it to avoid the need to lock the queue twice? If so then you are right double-select is equivalent even if it is rather messier in Go then in Erlang with the need to provide 2 channels.