Welcome to Australia's leading independent Frequent Flyer and Travel Resource since 1998!Our site contains tons of information that will improve your travel experience.Joining AFF is fast, simple & absolutely free - register now and take immediate advantage of these great BENEFITS. Once registered, this box will disappear. And you will see fewer advertisements :)
This has been discussed on here previously - https://www.australianfrequentflyer.com.au/community/threads/beware-of-dcc-in-europe.95324/
Dynamic Currency Conversion (DCC) often gives a less favourable outcome than paying in the local currency.