tim (moved to sweden) ) gurgled happily,
sounding much like they were saying :

I've no idea what a printout of Oyster journeys looks like,

I have no idea where to get one from.

but it wouldn't suprise me if it was insufficient proof of the
expense for some country's tax authorities.

Mmmm. A damn fine point.

I'd not thought of that, despite having a bloody great big stack of tickets
on the windowsill for expense claims.