“…[88]. Here, let us mention only that simple geometrical considerations in Minkowski space show that a single Superluminal source of light would appear [88,1]: (i) initially, in the "optical boom" phase (analogous to the acoustic "boom" produced by an airplane traveling with constant supersonic speed), as an intense source which suddenly comes into view; and which, afterwards, (ii) seems to split into TWO objects receding one from the other with speed V > 2c [all of this being similar to what is actually observed, according to refs. [86]].…”