<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Will there be a door of opportunity to propose for Swift 3.1 rather than Swift 4 after 8/1? I've been sitting on `sequence(first, next, while)` &nbsp;(<a href="https://github.com/erica/swift/tree/unfold" class="">https://github.com/erica/swift/tree/unfold</a>, <a href="https://bugs.swift.org/browse/SR-2065" class="">https://bugs.swift.org/browse/SR-2065</a>) because it's additive. I think it will do a lot to ameliorate the ill-will raised by&nbsp;<a href="https://github.com/apple/swift-evolution/blob/master/proposals/0007-remove-c-style-for-loops.md" class="">SE-0007</a>.&nbsp;<div class=""><br class=""></div><div class="">Thanks for any guidance.</div><div class=""><br class=""></div><div class="">-- E</div><div class=""><br class=""></div></body></html>