It is unfortunate but most likely due to slow traffic and a tight crew busy with the development of a new release.
So no time to chat and generate new ideas. if the channel is open it will likely pick up nearer release. in the mean time queries would likely be fielded here.
The normal lull as I recall, if your interested in posting your thoughts on desktop interface designs for linux Im all eyes.
It is unfortunate in my mind that linux desktops attempt to appeal to windows and osx converts by way of looking like them rather than presenting a unique linux style that is easy to use.
This of course has little to do with one on one communications but my current thoughts where linux is concerned.