On Oct 25, 2013, at 19:40, Nigel Chapman nigel@macavon.co.uk wrote:
[…] I don't think this was happening before the upgrade to Mavericks, though it might have come in with the latest build of TM and I just didn't notice.
Others have reported similiar.
Since it wasn’t the case pre-10.9 and other apps show similiar behavior, it’s likely to be a 10.9 bug.