Why is it so shocking to you? It’s jenre is popular since the beginning of gaming. It has super popular predecessor. The developers are loved for their love for their game and respect for gamers. It’s been waited and memed for 7 years gaining something of a HL3 fame. There’s no indication that the game is not at least as good as it’s predecessor(10/10 on steam, 90 on metacritic). It will probably be contesting for the game of the year awards with Claire Obscure. With all that it’s 20$.