Dodge

your finger is the character. don’t lift it.

hold and steer — telegraphed shards, escalating panic

There's no idea here, only a feeling: every shard telegraphs where it's going before it moves, so the danger is never a surprise, only harder to track as more stack up. It gets harder by shortening time between spawns.

Concepts: reflexes.

An interactive you play with one thumb, on Wundr.