By Gordon Rugg
Robert Heinlein, the science fiction writer, once observed that the answer to any question beginning “Why don’t they—“ is almost always “money”.
It’s a great line, and rewriting it feels faintly like vandalism. However, as often happens with humour, it contains a lot of truth, but subtly misses a more important point. To avoid spoiling a great line for Heinlein fans, I’ve put my dissection of this line beneath the fold.
