Table linebreaking

Compare line breaking of this formula from this blog post:

\begin{matrix} Default: & if q is not a power of 2 or this value is \leq ρ \\ With white-space: nowrap: & if q is not a power of 2 or this value is \leq ρ \\ In an mrow: & if q is not a power of 2 or this value is \leq ρ \end{matrix}