Have completed this, but don't understand how some clues work, so I may be wrong! ie 17d During computer game, scrape up cash at last for spirits (8) ?E?A?H?M. Have 'seraphim' but could be 'teraphim' - don't understand the computer game bit! 10a Minimal range of camping equipment (6,5) P?I?U? S?O?E - must be 'primus stove', but why?