... It has nothing to do with our BLOG or SLOG. ... With the language barrier, listening lectures while writing everything down from the board (some professors use quite board space and dirt them a lot) was challenging. ... My first guess was that Americans write some variation of log by WLOG (statisticians tends to write natural log by log, whereas engineers of information theory write log based 2 by log, whereas physical scientist write log based 10 by log, whereas high school students go by the rule)...