Thanks to a recent addition to the Java Edition game rules in Snapshot 24w33a, commands can now be used to increase the maximum speed of minecarts.

Steps to increase happy ghast's flying speed in Minecraft Java Edition with commands 1) Allow commands in a world Allow commands on existing or new world (Image via Sportskeeda Gaming || Mojang ...

Minecraft cheats and console commands provide a handy shortcut for those who wish to circumvent the resource grind.