After a sharp rise in mortgage repayment terms over the past few quarters, Canadian banks' home loans past 30 years have edged lower in the latest quarter but analysts say risks remain elevated with borrowing costs expected to stay higher for longer. The Bank of Canada's 10 interest rates since last year have triggered a spike in monthly payments for variable rate loans and in cases of fixed payments, their monthly contribution largely covered only the interest portion of their loan. That has led to a rare situation in Canada where banks are seeing mortgage amortizations getting ex...