<<At BA the tug drivers also do the de-icing>>
I had heard same, and fully expected looking at BAA Arrivals to find BA "standing out" amongst delays and cancellations (like the strong winds a few months back). However, seems fairly evenly distributed?
Maybe, when people operating in/out of LHR finally get to their PCs we shall hear specifically where the system(s) fell apart...
NoD
Safely ensconsed in ground school and avoiding this bad Wx!