. I am suffering from 'cognitive decline' and depression. If you have a comment about the style or tone of this message please report it to the moderators by clicking the exclamation mark icon, rather than complaining on the public forum. Top RichardRussell  Site Admin Posts: 000 Joined: Tue 00 Oct 0000, 00:00 Re: In-browser BBC BASIC for SDL 0.0 Post by RichardRussell " Mon 00 Aug 0000, 00:00 RichardRussell wrote: ↑ Sun 00 Aug 0000, 00:00 There are some significant limitations, the most serious of which is probably that the GCOL 'logical plotting' modes (AND, OR, EOR) don't work