Whale the Centaur Dildo primary function was as a wired sex tox, to a number of governments still carrying the death paneity a vastly new option soon became apparent from going over the workings. Seeing as at max whoever became the lower half just becomes a voiceless and enable controlee in a fusion, plus as easily discovered Centaurs and Centaurides have quite the physical powers collection making physical work easier so after allot of working details out a program was setup where those that had been given death sentence requiring crimes were instead sentenced to become lower halves of those becoming Centaurs not for simple pleasure but to join the growing centaur labour force…
…as a bonus many non-religious opposers of the Death Penalty started disbanding their groups as by design this execution was reversable and the courts had been making a point of detailed record keeping of who was sentenced to being a Centaur’s lower half and who was assigned as the upper half.
Unlike base pleasure buyers though there are certain restrictions, first off and still controversial is that one’s birth gender for the convicts determines their assigned ‘partner’, this means transwoman are locked to being fused to men and the opposite is true for transmen. Second anyone fused to someone exonerated post fusion is by law to unfuse immediately and failure to comply beyond the Magic Shop getting called in to assure a forced separation results in prison time, extensive but never forced to becoming a Centaur’s lower half themselves. Third as the medium of a fusion originated as a Sex Toy a age restriction in enforced that no one under legal adult age can signup to become a centaur’s upper half, with a number finding this controversial but only over how family affecting this can be.
Speaking of families their has been issues with fully starting them post-fusions, not that marriages involving Centaurs and Centaurides was unusual but the fact that the locations of reproduction organs were found on the lower half and this rises questions of resulting children’s parentage. Currently if Centaurs want to have children then they need to briefly defuse at specialized centres designed to restrain their ‘lower halves’ while they have sex and if women get pregnant then they need to remain unfused until post-birth: