"I want to build a studio in my backyard. The interest rates are low now, so who knows"

Paul Taylor is expressing his desire to develop a studio in his yard. He is likely describing the existing low interest rates, which make it a good time to get a loan or mortgage. He is recommending that now is the time to make the most of the low rate of interest and develop the studio. He is likewise revealing unpredictability about the future, as rates of interest might increase at any time. He is suggesting that if he does not benefit from the low rate of interest now, he may not be able to build the studio in the future. Paul Taylor is revealing his desire to build a studio in his backyard, but likewise his unpredictability about the future of rate of interest. He is recommending that now is the time to make the most of the low rate of interest and construct the studio, as the future doubts and interest rates might rise at any time.