So a coworker has a dell precision t5500 that he's been upgrading to windows 10 and its been stuck booting, not boot-looping, for 4 weeks now. Its a meme among us staff
Renewed Dell Precision T5500 Workstation Tower Xeon E5-5603 Quad-core (4 Core) 1.60 GHz 32Gb RAM 500GB HDD Windows 10 With 30 days Return, 90 Days Exchange