这篇博文是 4 年前发布的,可能已过时。
Cash payments are delayed due to corona
If sending cash is your preferred method for topping up your Mullvad VPN account, please plan ahead. The coronavirus is causing delays in postal delivery.
To avoid being stuck with no time on your account, send your payment well in advance. Mail coming from the US is taking four weeks longer than usual, and even post from countries in southern Europe and England are delayed.