Western intellectuals spent decades defending and minimizing Soviet atrocities, because like many intellectuals, they really believed Utopia is possible, if only everyone thought like them.
They still do. The admiration for the Chinese Communist Party's response to COVID has been very telling. Note that praise of Taiwan, who handled it phenomenally without welding people into apartment buildings, has been limited in comparison.
Only a person who has no experience outside the realm of Western existence could believe such a thing as Soviet (or today, Chinese) statistics. People were disappeared, summarily shot in basements, all the time. The whole system worked like that, from prisoners in prisons to the production of basic commodities: https://soviet_intelligence.enacademic.com/381/Uzbek_Cotton_.... Everything was lies and murder.