The main use I see, is having a way not to carry my laptop when I travel. Which will prevent anyone from asking me to give access to my files. This would allow me to protect my privacy while traveling.
What features would you like to see added? I had been planning to delete the data from VMs which had not been used in the last 30 days, but I will reconsider this now.
https://tux.io is back online now, after extended defensive development.