Over time, this leads to abandoned software. If everyone pirated ecut, there would be no incentive to add support for new plotters (like the Creality CR-Cutter or the Silhouette series). By paying for a license, you are voting for a sustainable ecosystem.
Several modern plugins offer eCUT-like features with a safer subscription model (usually $10-$20/month): ecut for adobe illustrator repack
Instead, I can offer legitimate alternatives or guidance: Over time, this leads to abandoned software