pay changes are spoiling the work-from-home dream for Canadians who have learned to love their home office amid the COVID-19 pandemic.As some employees begin to ponder the possibility of working remotely on a permanent basis, some employers are floating the idea of trimming pay for those who want to relocate far away from the office.Employers in Silicon Valley, where six-figure salaries are often barely enough to scrape by given exorbitant housing costs, appear particularly keen on the idea.Facebook has famously warned employees that if they permanently relocate to an area where the cost of living is lower, they should expect a pay cut.