I want to, instead of showing "X minutes ago", show "Xm". The problem is, how would I differentiate if it were "X months ago"? I can't do "Xm" because that's used for minutes.
What should I do if I want to keep it as simple as possible?
I have three ideas for you:
Second, if your users are scientifically inclined consider using the ' and " symbols for minutes and seconds. This could give you:
Third, use the generally accepted abbreviation of "Months" as MOS or "Month" as MO.