Give eyetech a ring.
See if they are still dealing.
Apparently some one in brum was supposed to take over as the UK retailer on the 1st of October, but it doesnt appear to have happened yet.
Eyetech will remain the world wide dealer distrubutor.
There is a copy of the Total Amiga article on amigaworld.net.
I imagine Eyetech would only be too happy to sell you one.
As for Linux it can be frustrating and has a steep learning curve but look at it this way at least you'll have another skill under your belt and you never know when that might come in handy.
Plus they're is loads of us now who can offer helping hands.
Come to the Bath show if you want to check out the A1 and OS4.