A midway point betwixt a long story and its bullet points ("long story short
"). Extra useless information is provided strictly to occupy more of the reader/listener's time.
A "long story medium" will contain less information than the original story upon which it is based, but can still be condensed further into a shorter, more succinct story.
There's so much to tell about last night's date, but long story medium, we went to dinner where we both ordered entrees and the appetizers were delicious, saw a movie which was 2 hours long, ate ice cream in 3 different flavours, and I now have an STI.