<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">James,<div><br>On 2 Jul 2014, at 23:44, James Noble <<a href="mailto:kjx@ecs.vuw.ac.nz">kjx@ecs.vuw.ac.nz</a>> wrote:<br><br><blockquote type="cite">perhaps - but it could equally be misleading / surprising - because the behaviour of equals<br>will now be different depending upon collection mutability - so arguably bad practice.<br></blockquote><div><br></div>But you have been arguing for <i>exactly</i> this difference for three years! That is, that we should use eval, which means equality for immutable things and identity for mutable things.</div><div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>Andrew</div><div><br><div><br></div></div></body></html>