Leading the trend of era music is all but impossible right now. There are all those star shows on TV and those kids that are groomed from preschool to be in the public eye. For your typical garage band you have genius and enthusiasm and you have to get heard somehow. If you save some music on a promotional pen drive, you can get it to people. The pen drive can be utilized for their storage demands to, therefore it will be held on to and used. Your band logo or name with colors can go on the outside of the thing. Nevertheless you want to hand these out is depend on yourself. If you get yourself online in a video with sound, which is a very easy thing, then people will see you. They can always contact you through that avenue to demand more tunes.
If you want to go this route then consider a few things first. You need to figure out your target audience. If you band has been together a while playing at some local swanky bars then think about the people that come into the establishment and listen. Probably the easiest group to market to would be the younger set. Teenagers with no bills, just spending cash and the adoration of trendiness. If your music runs more to a subculture then you will have an easier time getting it out too. People into music like to check out new things. Use that to your advantage.
You have heard the saying about not judging a book by its cover, however everyone does. I am an enthusiastic reader and I find myself drawn to books or new wines and even stores due to what is on the outside. Consider this when you are designing the exterior of your memory stick. You spent years preparing yourself to release music. Don't make people turn away without listening due to the reason that it looks not good on the outside.
If you discover something that becomes fashionable enough to draw their attention and persist in their minds, then you have gone competitive. It spreads-like a sickness sort of. If you were involved in the invention of the music on the jump drive then considering like an innovator should not be out of the range of your capabilities. There are people that can do the service for you known as viral marketers, if you think it is out of your league.
After your USB drives are manufactured to your specifications and delivered, you can get what you want such as reputation.