My take: a considerable amount of users see the .com on SERP, and click on it over the .info. Google algorithm then increases the ranking of the .com even more

My take: a considerable amount of users see the .com on SERP, and click on it over the .info. Google algorithm then increases the ranking of the .com even more because that's where users go and stay (i.e, they don't bounce back to the search).