BM> I just bought them three hours ago (and I can't return them,
BM> 'cause my supplier doesn't allow refunds or exchanges),

BG> Wanna bet?  If they are unfit for the purpose for which they were
BG> originally intended, you are legally entitled to a full cash refund. 

Not if you say VLB cards are what you want, he sells you VLB cards.
Its not his fault you thought all your machines were VLB and they
werent, he is perfectly within his rights to say that you got what
you asked for.

--- PQWK202