The AxiDraw has a high build quality, and you can use their open source software to drive it or other software that uses their published USB spec. EMSL are good people, but even if they weren't, they physically aren't able to remotely brick a machine once they ship it to you.
[1] https://www.utahbusiness.com/cricut-announced-a-new-subscrip...
Get any old Roland clone. You can often score an old USCutter on Craigslist for similar prices, the hardware is way more durable, and it's all simple parts you can replace without vendor lock-in. They speak HPGL and there's a million softwares to drive 'em, including Inkcut which sorta sucks but it's free.
Get a Graphtec Silhouette Portrait 3. £180 and you can use open source software with it.