Agreed, if they needed it they should have bought in a threshold, of a certain temperature. We play games in August, even in UK in often hot conditions without the need for these so why they were needed on a cool wet night in Birmingham and Manchester I'll never know.
Also the 5 substitutes -...
With hardly any friendlies and a swift return to action I think we have to be prepared for some ring rustiness, will take a couple of rounds of games for teams to get back into their stride. Also worth remembering that for all the hype, their were plenty of pretty appalling games pre covid...