Similar trick was used a couple of years later in Revs on the BBC Micro: <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Revs_(video_game)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Revs_(video_game)</a>