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This paper reports a comparison of user performance (time and accuracy) when controlling a popular arcade game of Tetris using speech recognition or non-speech (humming) input techniques. The preliminary qualitative study with seven participants shows that users were able to control the game using both methods but required more training and feedback for the humming control. The revised interface, which implemented these requirements, was positively responded by users. The quantitative test withdoi:10.1145/1168987.1169023 dblp:conf/assets/SporkaKMS06 fatcat:e6zsr2h2fjgo5kioiknkpzc3w4