This is a blog containing the slides and a transcript of the ISMM keynote that discusses the work we have done to date on the Go GC. It is meant to read like it was a talk and attempts to maintain some of the informality of the actual talk without sacrificing clarity. It's not supposed to have the feel of a formal academic paper. Change-Id: Ied4ba8973cbd6a0808fe72e809ff8cbc565672a9 Reviewed-on: https://go-review.googlesource.com/122797 Reviewed-by: Cassandra Salisbury <cls@golang.org>