The problem with left wingers is that they assume money can be printed at will without realising inflation will turn their wealth into dust before you can say "poverty".
There appears to be an experiment with moderately succesful results. Let's expand the experiment and see where the results take us. We could always stop if we don't like future results.
It is a more efficient way of serving the same anti-poverty goals that minimum wage + meas-tested welfare programs aim to serve, which also provides a better set of opportunities for people living on solely the minimum safety net program at one point in time to progress to participate in the economy to the extent of their desire and ability.