Think people are ignoring how well he's done at Swansea for the past few seasons due to the fact it never worked out for him at Spurs. It puts doubt on wether he would do it for us but that was a long time ago, a time where Spurs lost their best player in Bale and were in transition and bought the likes of Sigurdsson, Eriksen & Lamela to try and fill the void and it just didn't work out and Sigurdsson was the one to pay the consequences. Pochettino as since gone on record to say he regrets selling him!
But not all good players go the clubs they do and do well for each and every one of them. We've had plenty of players over the years after it hasn't worked out at other clubs. Pienaar was a star at Ajax, got a move to Dortmund and struggled. We signed him and he was top drawer. Arteta another, was really good for PSG & Rangers, went to the club he supports, Sociedad, and couldn't get a kick. We signed him and again he was class. Lukaku is another, Schneiderlin the same...