You may be able to get strong enough boxes at a UHAUL or shipping place. I did that for a 5150 way back & it was fine (With padding added in the corners as mentioned above)
Similar to yours.. got to that facility, and disappeared
It was on a Facebook group
I have no other details but it seemed odd that it disappeared from the same facility
I'm as old school as you can get (was always an amp/4x12 guy), but I have to say the Kemper has a great feel to it. Not 100% but it definitely can get you to play inspired with a good profile. I've had days where I lost hours & got into the zone with it (mind you, through a 4x12, not a silent...
Just checked out his youtube - that guy plays great and that is SUCH a killer tone - wonder what the hell he is using in that clip. This may have sold me on these pickups for a build I am working on