Freeze dryers are pretty cool machines.
We’ve been using ours for months now and we’re getting a great food supply built up (not to mention meals and snacks for camping/hiking)
it’s a good idea to change and filter the pump oil between batches while you’re defrosting the machine. But this isn’t hard because of the filter they give you.
All in all, the whole process is SO MUCH easier than canning and less worrisome. Like I said, Lanphan has it dialed in