captain smith did not let the ship sink as it was out of his hands the ships bulkheads were filling up faster then they were been empted by the pumps. resent everdence as shown that the titanis keel was ripped off by under water ice so water was getting in quicker then it was ment to. captain smith was last seen heading towards the bridge about 10 minntues before the bridge went under the water so may be thats is were captainsmith died inside the bridge holding the actural stering coloum for the rudder. recent evedence has also loacated a part of the keel 10 miles away from the actyral wreck site so they is proof that the ship carried on sailing for a few minntues or o in which helpofthe vessekl actuaral sink even quicker.it is also said that thomas andrews pronionced the ship dead and for suire she founded to the bottom of the northatalkntic and ismay was said to have tried to make headlines to give the press something nwe but you got to rember the titanic was not built for speed but luxury so i seriouslty diout the ship was speeding as she was last reported doing 22 knots and speeding up which is common for captains to do in ice regins to get out of them as quick as possible which this is now class as dangeous to do . as titanic was not desined to turn on a dime at all