I'm going to need a router in a few week time, and I'm looking at this
one[1].
Googling Past discussions in here have shown comments that 6/8mm routers
are less than useful and people should be looking for 1/4" / 1/2" sizes.

Is that still the case, Or doesn't it really matter now?

Steve

[1] http://www.aldi.co.uk/special_buys/product_401.html