02 Jul '14 13:42>1 edit
Having just tested with an iPad on iOS 7.0.9, there was no problem with any function (drag and drop, or touch and touch). A little slow, but no different to before.
I'm just installing iOS 7.1.1 to test against that, and then iO7 7.1.2 which coincidentally came out the same day as the site update.
I'm just installing iOS 7.1.1 to test against that, and then iO7 7.1.2 which coincidentally came out the same day as the site update.