Keys: space Start · 1 2 3 hold/nudge left, middle, right · H Hi · L Lo · E Exchange · C (or `) Collect · 9 insert 20p · 0 insert £1 · G player guide. Click the glass buttons too. A first playable version: the rules are complete and proven against the ROM; the presentation (feature lamps, sounds, texts) is still to come. Layout check