Haha, I remember once, after a few weeks of hacking linux kernel / mellanox infiniband stack I've had a dream in which I've spend quite some time in the linux-t

Haha, I remember once, after a few weeks of hacking linux kernel / mellanox infiniband stack I've had a dream in which I've spend quite some time in the linux-themed 3d construct similar to this one ;) Shiny ;) On a serious note, there are some domain-specific programming tools in which visual approach works well. For example functional protocol testers (with SDL) or data acquisition (LabView and such).