Originally Posted by ajamieson

Disagree. I have had a lot of hassle with chargebacks, particularly with the retailer simply denying the claim in spite of the clear and extensive documented evidence; I would expect the card provider to side with the clear evidence, but this is not necessarily the case. Fighting it further with Financial Services Obudsman brought eventual success, even compensation - but absolutely no way would I consider chargeback easier than just fixing it directly at source.