Complex sentence: These circumstances limit the sphere of the application of rocket packs to very spectacular public demonstration flights, i.e., stunts, but due to their strong visual impact, rocket pack flights are guaranteed to seize the attention of spectators.
Split into simpler sentences: These circumstances limit the sphere of the application of rocket packs to very spectacular public demonstration flights i.e. stunts. Due to their strong visual impact, rocket pack flights are guaranteed to seize the attention of spectators.