There is value in training consumers on Windows & Office so they are familiar when coming to the office. MS needs to retain endpoint dominance in the workplace. They can't survive on server alone. Windows & Office endpoints are essential to their business. This is the leads channel.
They add pizazz to features and beta test them to consumers . Consumer licensing is moderate revenue but minimal income for Microsoft. Thus consumers are really beta testers.
So Microsoft will continue to provide low quality consumer experiences that don't fit the consumer market that well. The consumer market isn't their goal. It's a means to their actual business.