This package version is a pre-release version: it indicates that this package version is unstable and might not satisfy the intended compatibility requirements as denoted by its associated normal version, be cautious.
Read speccore-js@<3.23.3 is no longer maintained and not recommended for usage due to the number of issues. Because of the V8 engine whims, feature detection in old core-js versions could cause a slowdown up to 100x even if nothing is polyfilled. Some versions have web compatibility issues. Please, upgrade your dependencies to the actual version of core-js.
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