> The tricky part is estimating consequences of these technical decisions. Estimating or knowing; your tabs vs spaces for example has been tirelessly discussed

> The tricky part is estimating consequences of these technical decisions. Estimating or knowing; your tabs vs spaces for example has been tirelessly discussed for years, but the consensus there is that consistency is important, else your git diffs will include tons of churn where tabs are converted to spaces or vice-versa by people's editors.