Short answers, pulled from the story.
The Beatles 50th Anniversary Edition arrived in November 2018 to mark the fiftieth anniversary of the original double album. This expanded reissue honored a record that first appeared fifty years prior.
Sam Okell worked alongside Giles Martin to create a new stereo mix of the original double album. Giles Martin is the son of George Martin, who had died in 2016 before the project began.
Four distinct editions emerged following the announcement of these releases in September 2018. A three-CD deluxe set contained the original double album plus one CD of demos recorded at Kinfauns while a seven-disc super deluxe edition added three CDs of outtakes and a Blu-ray disc.
On Metacritic, the super deluxe edition received an aggregate score of 100/100 based on eleven reviews. That website defines such a score as indicating universal acclaim among critics.
The reissue peaked at position six on that specific chart during its release week. This performance demonstrated strong sales figures across multiple formats including CD and vinyl versions.