Did someone say DIY?

Sup guys. Thought you might like to check out what I'm up too. Here's a prototype I put together to run some numbers and test stuff. I used my stem from my lotus to hold the herb and build the test heater around. I'm using an arduino to run the heater through a MOSFET with two thermocouples and the heater control showing up on the LCD. The heater is a 40w one from a 3d printer and I'm using a PC laptop power supply for testing because it's easier than...

Did someone say DIY?