[bigbugbag]

Chances are they have and you won't be able to use them.

Why would it be so ? Because it profits facebook which is the only reason facebook exists. It profits them to have original with EXIF for data mining and you gave them permission to do so while also giving them the data, and it profits them to not make them available to you to save on bandwidth and processing costs.

[Setepenre]

eh, I think not. There is a reason why they resize the photos. To save space. Even at facebook scale the amount of space they save by doing this must be enormous.

Additionally, images used in AI are usually scaled down a lot more, 224x224 for something like resnet50. which means that they do not need your high quality original and the smaller one they generated are fine.