Yes the 4% SWR includes inflation. But a big issue in deciding "your number" I'd your actual spending. If I was to use 80% replacement income to calculate my number I'd need to save multiple millions. My actual number is one million as I'm frugal.
OCCUPY ER, <=>
"The needs of the many outweigh the needs of the few, or the one." - Spock
Retired Mar 2014 at age 52
Target AA: 70% equity funds / 28% TIAA-Traditional/ 2% cash
Target WR: 0.0%,
Income from pension, rent, and eventually SS