Our How to root Nexus 5 question has no answer, so I followed the most OK-looking Nexus 5 rooting tutorial on the rest of the web, all went well until the step that says:
After booting into recovery mode, tap the ‘Install’ button and then select the SuperSU ZIP file you had transferred
The trap is that on that tutorial, what seems to be a link to the ZIP file is actually a link to a page containing the real link surrounded by advertisement. So when I pressed "Save Link As" I actually downloaded some HTML rather than the real ZIP.
Realizing that, I wanted to reboot to try again with the real ZIP so I pressed "Reboot", it proposed me to install SuperSU so I accepted, happy to get it done quickly. The phone seemed to install something, then started to reboot.
PROBLEM: The following animation has been looping for an hour already and no sign that it will ever end:
QUESTION: How to correctly finish the rooting?
I am afraid that shutting it down now will brick the phone or something.