glenn kelman, ceo of redfin. thank you for joining us.sing market here is bonkers and technology is a big part of that. betty: i would take the 25% gain. thank you cory johnson. mark: this is where we tell you that coming up in the next half , an of bloomberg market day interview with the former u.s. ambassador to greece, thomas miller, as debt negotiations resume in brussels. alexis tsipras has dug in his heels so far but greek banks remain closed and they are running out of cash. bloomberg market day continues in just a moment. ♪ this is a great place to work. not because they have yoga meetings and a juice bar. because they're getting comcast business internet. comcast business offers convenient installation appointments that work around your schedule. and it takes- done. - about an hour. get reliable internet that's up to five times faster than dsl from the phone company. call 800-501-6000 to switch today. perks are nice. but the best thing you can give your business is comcast business. comcast business. built for business. mark: wel