On Feb 3, 10:19 am, wrote:

It is still possible to buy a ticket from somebody behind a window, but it
incurs a surcharge of 50 cents, I also heard.

Correct, but (and this is the really stupid bit) the machines don't
accept notes, nor credit cards (except, for some reason I fail to
understand, at Schiphol), which for most tourists makes this a right
pain and effectively a tourist tax.

Neil