Update "Who is Apollo" (#3073)

Updates "Who is Apollo" text and links.

README.md

@@ -29,11 +29,11 @@ If you ever have any problems, questions, or ideas, the maintainers of this proj
 
 ## Who is Apollo?
 
-[Apollo](https://apollographql.com/) builds open-source software and a graph platform to unify GraphQL across your apps and services. We help you ship faster with:
+[Apollo](https://apollographql.com/) builds open-source tools and commercial services to make application development easier, better, and accessible to more people. We help you ship faster with:
 
-* [GraphOS](https://www.apollographql.com/docs/graphos) – A free, end-to-end platform for managing your GraphQL lifecycle. Track your GraphQL schemas in a hosted registry to create a source of truth for everything in your graph. GraphOS provides an IDE (Apollo Explorer) so you can explore data, collaborate on queries, observe usage, and safely make schema changes.
-* [Apollo Federation](https://www.apollographql.com/apollo-federation) – The industry-standard open architecture for building a distributed graph. Use Apollo’s to compose a unified graph from multiple subgraphs, determine a query plan, and route requests across your services.
-* [Apollo Client](https://www.apollographql.com/apollo-client/) – The most popular GraphQL client for the web. Apollo also builds and maintains [Apollo iOS](https://github.com/apollographql/apollo-ios) and [Apollo Android](https://github.com/apollographql/apollo-android).
+* [GraphOS](https://www.apollographql.com/graphos) - The platform for building, managing, and scaling a supergraph: a unified network of your organization's microservices and their data sources—all composed into a single distributed API.
+* [Apollo Federation](https://www.apollographql.com/federation) – The industry-standard open architecture for building a distributed graph. Use Apollo’s gateway to compose a unified graph from multiple subgraphs, determine a query plan, and route requests across your services.
+* [Apollo Client](https://github.com/apollographql/apollo-client) – The most popular GraphQL client for the web. Apollo also builds and maintains [Apollo iOS](https://github.com/apollographql/apollo-ios) and [Apollo Kotlin](https://github.com/apollographql/apollo-kotlin).
 * [Apollo Server](https://www.apollographql.com/docs/apollo-server/) – A production-ready JavaScript GraphQL server that connects to any microservice, API, or database. Compatible with all popular JavaScript frameworks and deployable in serverless environments.
 
 ## Learn how to build with Apollo