Talking about bullshit
This is exactly the sort of bullshit "journalism" that's certainly not needed. Complete with Twatterati comment and all.
Yes, it is regrettable but these things do happen with certain regularity.
And as can be seen from their status page, it is not quite clear yet whether data may be recoverable or not: https://status.gandi.net/timeline/events/2109
Name one shared hosting company that backs up their filers. And their prices, please.
This is what I take Gandi to mean by "could have happened to anyone". Perhaps you prefer the canned "a small number of our customers were affected" PR crap. I don't.
Gandi customer for well over a decade. They have always been very decent I haven't found anyone else equally competitive.