Or even better: At any point, there are sexy topics and unsexy ones: these days, television is sexy and color television is even sexier. Discrete channels with

Or even better: At any point, there are sexy topics and unsexy ones: these days, television is sexy and color television is even sexier. Discrete channels with a finite number of symbols are good for telegraphy, but telegraphy is 100 years old, hardly a good research topic.