Disc Information block: Fixed typo
20:08
+1
Minor adjustments; some incorrect apostrophes, and minor other things.
12:24
+10
There's no apostrophe for ownership on 'its' (or the other personal pronouns — hers, yours, etc — other than one's)
19:40
-4
The 3" floppy disk drives: the +3 wasn't produced by Sinclair. It was launched in 1987, a year after Amstrad's acquisition of the Spectrum
16:01
+53
Minor copy edits: a spelling correction, extra space removed, etc.
16:11
-15
Addressing: the top two bits of MA are retained, not the almost-top-two.
11:37
-1
Notes: Minor copy edits. Hopefully improvements.
09:38
-17
Removed incorrect apostrophe.
09:04