| Tactile crescendos and sforzandos: applying musical techniques to tactile icon design Recent countries visiting this post |  |
 | 5 | United States |
 | 1 | China |
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| Tactile crescendos and sforzandos: applying musical techniques to tactile icon design Recent countries visiting this post | |
| 5 | United States |
| 1 | China |
| 1 | Sweden |
| 1 |