He’s worth reading. Kind of overlooked now, after the collapse of the Soviet empire. But like other Russian greats his writing is about more than just the events of his lifetime. You can find his Harvard address online for a sample of his work.
Because Dr. Jordan Peterson is one of the few academics trying to teach Aleksandr Solzhenitsyn’s lessons, I think that’s why he was asked to do a recent audio book foreword.
He relied heavily on the “Gulag Archipelago” for this.
When Victimhood Leads to Genocide - Prof. Jordan Peterson on Dekulakization
https://www.youtube.com/watch?v=DeYRK16PIlA
“The First Circle” and “Cancer Ward” are probably the most brilliant works I have ever read.