North of the border  February 5, 2005 'I think to have a
tradition and to have roots is necessary and always a good place
to start your perspective from.' - k.d. lang.  Photo: Steve
Baccon  They've long had their musical luminaries, but today
Canadians are looming larger than ever on the pop landscape. And
they're heading Down Under, writes Bernard Zuel.  The window
overlooking Sydney Harbour is open, as fresh air in a hotel room
is one of her few requirements, and the sun is casting the kind
of glow that can dazzle the newly arrived. It recalls one of her
lines from only a few years back, "sweet sweet burn of sun and
summer wind".  But k.d. lang is neither new to the view nor
dazzled at the moment. She's a bit sleepy, slow to speak and
stretching her neck as she turns her back to the window and
folds her long, sturdy legs under her. Sitting cross-legged on
the lounge, her sandals immediately shucked, her white T-shirt
stretches across her broad shoulders as she ruffles her hair
into spikes and casts a wary,