Does a kernel developer need a hardware to do kernel development?

[Amit Kumar]

Hi,

(1)
I want to work on staging drivers. But I've two questions,
Does a kernel developer need a hardware (e.g. board) to do kernel
development?

(2)
I'm able to send patch using sendmail and git. I'm able to apply patch
using git-am.
But unable to setup mutt to download patch from this emailid.
How to setup mutt to download patches?
-- 

Regards,
Amit Kumar
Twitter: @freeark1
Only Numbers Can Command.
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