I have no idea how long they keep them for.
But they do receive them, so they will be in the gransnet harddrive or whatever it is called.
I have no idea how hard it is for a hacker to be able to get at them.
It is thought that the adresses that were visited, the addresses were available from Twitter or somewhere.
Another attempt by Trump to end the war with Iran
World Class Museums - why are they free to everyone?



