Why anyone would want to ponce around in space with no discernible destination other than to circumnavigate the globe, is completely beyond me anyway.
Just to have done it perhaps, it would be a fantastic experience and there are no lack of takers.
You might as well ask why anyone would want to do extreme ironing yet plenty do.
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Parents of young, organic life forms are warned that towels can be harmful if swallowed in large quantities.
