As GHF says, we already have players there, and cover.
Why knock one of these two's ego, to accommodate a 35 year old bloke (and then we can adapt players from other postions)
We DON'T HAVE TO fill our overseas quota/salary cap.
If TS (sorry to those who want me to type Tony Smith, rather than TS, as it wastes time
) is happy, then I'm happy