[BoredGuy]

well, that line was just a joke.
If he didn't still feel Loki was family, he wouldn't have tried to reason with him at the end.

And don't be bashful about naming names, Fraction writes a horrible, brutish, hot-headed Thor. Basically, Fraction's concept of the character is "The Ultimate Jock frat-boy, with just a slight hint of nobility" It worked in Ages of Thunder, but only because those tales were set in different ragnarok cycles.