Andrew Warshaw: Sion’s case has potential to be as far reaching as Bosman

Messy, sloppy, awkward, embarrassing. Just four of the adjectives that could be applied to the ongoing spat between Swiss club FC Sion and UEFA. Let’s add a fifth: dangerous.
Football fans at large may not be too interested in an argument involving a middle-ranked football club that has little or no international relevance outside its own country. But didn’t they say a similar thing about journeyman Belgian footballer Jean-Marc Bosman all those years ago?