While I love Slide Glide on my SIGs I do not use it on my GLOCKS. The design of the SIG results in a steel slide riding on aluminum rails and the Slide Glide seems to prevent wear. As for the GLOCK they have a different design and I just simply use a good gun oil.
A major source of objection to a free economy is precisely that it ... gives people what they want instead of what a particular group thinks they ought to want. Underlying most arguments against the free market is a lack of belief in freedom itself.
- Milton Friedman