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Explore the latest major version of Rails in this conference talk from RailsConf 2022. Discover the significant changes introduced in Rails 7.0, including the removal of webpacker and spring from the default stack, the addition of encrypted attributes, and the implementation of asynchronous query loading. Delve into the new autoloading defaults, the attachment of comments to Active Record queries, and the introduction of innovative tools for front-end development. Gain insights into the numerous Pull Requests merged into rails/rails throughout 2021, understand the reasoning behind key architectural decisions, and learn about the process of upgrading from Rails 6.1 to Rails 7.