players/creatures are limited to 40m/s = blocks/s, projectiles have a higher limit (100 from memory). If any grapple says it can reel you in beyond 40m/s then it was designers being a bit too over-zealous, though a 40m/s reel and 90m/s reel “would” still feel different in that the 90m/s one is going to get you to that top-speed much faster or may infact be faster overall even as will be stronger to compensate against air-drag…