That prevents flooding of tickets by a single person but doesn't prevent me from signing up even though I just want to resell
Sure but no one can do anything about your free will. This is about being fair, any ideas to make the system fairer?
Well if you’re prepared to sell a kidney for a flux capacitor and a DeLorean, go for it.
I mean, go for it. Do you really want to risk getting stuck with a $1100 device that you have to now offload (and pay the associated fees)?
The corollary to this lottery will ensure that people who want Steam Machines day 1 actually get them at cost. So not only does this negatively impact the supply-side of scalping, but it also impacts the demand-side.
You can fight scalpers by hardware limiting the device to the account that was used to purchase for some set time (2 years or so)