As well as the new animation, the build seems to be more stable and sports a more fluid experience. This is something we expect with later builds of the upcoming operating system update, which is set to arrive sometime later this year.
It's not known whether or not build 10151 will be released to insiders, following on from the build 10149 leak. Sit through the video above and let us know your thoughts on the new animation in the comments.
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Rich Edmonds was formerly a Senior Editor of PC hardware at Windows Central, covering everything related to PC components and NAS. He's been involved in technology for more than a decade and knows a thing or two about the magic inside a PC chassis. You can follow him on Twitter at @RichEdmonds.