Today will be the day where YouGov makes or breaks its reputation. YouGov alone is predicting victory for Boris – the rest of the major pollsters go for Ken by slim margins. Last night it looked to Guido like Ipsos-Mori were in CYA* mode, posting comments on PoliticalBetting.Com nuancing their position. Punters believe and trust YouGov…

Mori in the past have spun bad calls with “last minute surge” lines. Expect more of the same…