People on the Left in favor of mass immigration usually consider how much better it will be for migrants away from e.g. failed states and rarely consider the deficits in competence, ingenuity & intelligence they leave behind-Part scope insensitivity and part IQ skepticismhttps://twitter.com/lattenomics/status/975603981773754368 …
The same dynamic is also in play *within* countries, as the most competent members of different communities (eg the working class) are co-opted by the meritocratic elite.