From 2011 (YouTube Edition): A Unique, Affordable and Isolated way to Enjoy Ballooning Ballooning is both a unique as well as eclectic pursuit… and it attracts (naturally) a pretty unique brand of aviator to its ranks. But solo balloons are particularly rare… though an undeniably cost effective way to play in the sky. While there have been a number of single seat experimental and ultralight balloon systems offered over the years, Cameron says its Sky Hopper is a smaller, lighter and simpler concept.