Update: It’s not clear whether routing through Ebay.ca will earn 5x eBay Bucks. (see David’s comment) Earlier, Robert Dwyer, tweeted that eBay was 5x on Aeroplan’s Shopping Portal. 5X at eBay through the Aeroplan eStore. Doubled if you have Distinction status. pic.twitter.com/tSnoA4TeEd— Robert Dwyer (@RobertDwyer) October 21, 2015 I’ve written many times about the Power…