Originally Posted by Trakhak

When Bicycling! magazine did a test of front and rear lights and reflectors of various types a couple of decades ago, they found that for front, rear, and side views, nothing else came near being as effective as reflective ankle bands to rivet the attention of drivers and to identify you as a cyclist (as well as enable them to gauge closing distance).

That was before the advent of blindingly bright LED lights, but the principle remains the same. By all means, use all the stationary lights you like, but use reflective ankle bands, too.