{Her deal is also appallingly bad, which is why the whole of the House of Commons in united in voting against it, whatever their views on Brexit.}
However bad it might be, it is the only offer on the table from the EU now and into the future, so if it really is so terrible the only option is revoke.
HoC and cabinet still haven't understood the 2 sentences spoken by Mr Barnier:
This is the WA and we will not change it.
We will not open trade negotiations until it is signed.
If D Davis and others hadn't pratted around for 2 years and had actually negotiated, then it is possible the WA might have been a little 'easier' (but still not breaching the 4 pillars) but no, it was toys out of pram time.