Update README.md

README.md

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     <sup>2</sup>Microsoft Research, Redmond
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-**A powerful OTTER-Image-MPT7B is being trained on GPU** (more powerful than current [Image demo](https://otter.cliangyu.com/) version) and it expects to see you all soon~
+**A clever OTTER-Image-MPT7B is being trained on GPU** (smarter than current [Image demo](https://otter.cliangyu.com/) version) and it expects to see you all soon~