I use nicads almost exclusively, and I never discharge them. If my batteries have ever developed a "memory", they seem to "remember" to keep working
Me to.
I have to say it surprises me when I hear people say that you must discharge packs before charging them. I have never done this and have never had a problem. At most I might cycle the TX once every month or so.
But this is one topic where every one has an opion.