> We must have wasted that safety buffer; there is no other explanation for how it disappeared. Or you just accept the research that people aren’t able to esti

> We must have wasted that safety buffer; there is no other explanation for how it disappeared. Or you just accept the research that people aren’t able to estimate time, and so it wasn’t a safety buffer on top of a real estimate so much as trying to compensate for the gut understanding that the estimate is pulled out of the air.