"On 21 December 2016, the European Court of Justice (ECJ) declared that the generalised retention of certain types of personal data is unlawful, although little is known as to how this will affect the Investigatory Powers Act at this stage."
also my perception is that may and cameron were doing reverse psychology by backing remain
There are plenty of major Tory figures on record confirming this.
Allegedly. It was more of a 'agreeing with the government in place at the time'
https://en.wikipedia.org/wiki/Cabinet_collective_responsibil...
Technically, it was suspended during the 2016 referendum, but was it? Really?
Nah. Had Cameron's gamble paid off, Gove and Grayling would have been out on their ear.