What we have done is sufficient for many applications. However, you can try controlling the movement even more. As a challenge, try modifying the system in such a way that during a jump, inertia keeps the current horizontal direction and speed of movement of the character until the end of the jump. If the player releases the right or left keys during a jump, the character will stop only after the jump is complete.
Despite trying to do everything in a declarative fashion, some actions will still require imperative code. If some action is to be executed periodically, you can use the Timer item to execute a function on demand. Let's go through the process of implementing such patterns together.
