I just dont know who to bring in on this, i dont really trust anybody since they stole my idea for roller skates in your shoes back in 88. Not happening again. How about recommend some super genius electrical hobbyist and i'll talk shop with him. And i'll split profits 50 50
What

PM pls and give Details for what.
u want to build Roller Skates on Shoes with Rockets?

If that is his idea then sorry to give you the bad news but the future has already have one up'd on you,
they have a working hover board that is in production phase.