Two houses coming down Fever's street: give each its own echoes, and aim them.
controls
left or right picks the house (or click one); turn up its echoes, one a beat at the tempo; drag the dot to aim them, depth for away or near; speed runs the street either way
look
click, hold and drag on the street; pinch to zoom; double-click to look ahead again
stutter
the button, or S, runs it all or stops it
Fantasmagoria's time tool. Drawn with three.js. Nothing leaves your browser.