update readme

Author: gfx

README.md

@@ -2,11 +2,13 @@
 
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-This is a JavaScript/ECMA-262 implementation of **MessagePack**, an efficient binary serilization format:
+This library is an implementation of **MessagePack** for TypeScript and JavaScript, providing a compact and efficient binary serialization format. Learn more about MessagePack at:
 
 https://msgpack.org/
 
-This library is a universal JavaScript, meaning it is compatible with all the major browsers and NodeJS. In addition, because it is implemented in [TypeScript](https://www.typescriptlang.org/), type definition files (`d.ts`) are always up-to-date and bundled in the distribution.
+This library serves as a comprehensive reference implementation of MessagePack for JavaScript with a focus on accuracy, compatibility, interoperability, and performance.
+
+Additionally, this is also a universal JavaScript library. It is compatible not only with browsers, but with Node.js or other JavaScript engines that implement ES2015+ standards. As it is written in [TypeScript](https://www.typescriptlang.org/), this library bundles up-to-date type definition files (`d.ts`).
 
 *Note that this is the second version of MessagePack for JavaScript. The first version, which was implemented in ES5 and was never released to npmjs.com, is tagged as [classic](https://github.com/msgpack/msgpack-javascript/tree/classic).*