Looking to buy a new 3D Printer? Considering all the options can be daunting, especially when it comes to what kinds of filament the printer is able to use. Some printers are happy to run any filament you want to run in them, while others will only accept cartridges loaded with their own filament. In this WTFFF?! episode Tom and Tracy answer a listener’s question who asks “Should I avoid buying a printer that requires proprietary filament?”

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