Last month T-Mobile announced they would be launching the Samsung Galaxy S Blaze 4G by “late March” and while that plan still stands, we now have a more concrete date. According to T-Mobile, the Samsung Galaxy S Blaze 4G will hit “select” stores on Wednesday March 21st followed by a full release on March 28th. The Blaze 4G will run you $149.99 after a $50 mail-in rebate and features: