For me he's in the second tier, decent for England but nothing special. No better than Keegan, not as skilful as Hoddle or Gascoigne, not as profilic as Bobby Charlton, not as influential as Bryan Robson.
That said, for Chelsea in club football he was immense.
Now Companies House has a Beta with historic data and documents you can see all the celebs, and it is fascinating to see the names of the partners who hastily resigned from these dodgy tax schemes the moment the shit hit the fan.
'Men of the people' like Robbie S, Ant and Dec, David Beckham...
For those that are interested Frank was a partner in Ingenious Film Partners LLP, a business found to have created artificial losses to give members huge tax relief, so in addition to the tags "fat" and "old" you could probably add "tax dodging" too.