I believe it springs from Hargreaves Vs. Telstra., when whilst working from home for telstra, Hargeaves, wearing socks on a carpeted staircase slipped and hurt him/her self......Telstra was found to be at fault, figure that one out
Said it before, we're a stupid country, if this claim is succesful, expect more compliancy BS!
Cast your eye eastward to the good 'ole US of A. They invented this sort of litigatious stupidity.