is PLA food safe?
technically, yes, but the danger lies more in that food can get stuck between layer lines and develop naughty bacteria
This guy on YouTube explains it great
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is nextcloud still the best to host a small amount of files that need to be accessible anywhere and backed up? and carddav caldav
There is a bunch of ways to do that, I'd say nextcloud is good if you want to have a multi-device system with syncing and convenience tools
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