Ellis Bot - CoreXY

See the new and improved V2: https://www.thingiverse.com/thing:2591848
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*** COMMENTS WELCOME ***

This is a printer I've been designing, which I've borrowed a couple things from the Hyper Cube Evolution. This will probably take a long time to gather the parts together, due to price, but I have some parts already. Things that are missing is a part cooler and which board to use.
More info:

Design Goals:
Minimum maxium speed of 100 mm/s (150 mm/s