janettec

Could you guys add the license to the repo? The website says SNAP is licensed under the BSD license

Update description of Fragments to emphasize evolving data needs

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## Why these changes? **Fragments are not for reuse.** The current language in [section 2.8 on Fragments](https://spec.graphql.org/October2021/#sec-Language.Fragments), namely the sentence... > Fragments allow for the reuse of common repeated selections...