But, you still can use smth like Synology cloud sync to synchronize the data on cloud and access them via the internet. For sure, suitable Synology NAS is required.
It's a data hoarder forum. Everyone hangs around enough on this forum is bound to becomes a NAS diyer at some point. May as we make suggestions toward the inevitability.
Hey, I don't judge. I love all my data hoarder brothers and sisters. I'm just saying, eventually, everyone goes a little crazy and they need to have 100 Pb of storage and when that happens, you fall into the rabbit hole that is the diy NAS server.