Complex sentence: Realising that a computer could better retain and calculate the details of fast moving hands than human memory Taft set about developing such a device amongst blackjack afficionados Taft's exploits have become the stuff of legend.
Split into simpler sentences: Realising that a computer could better retain and calculate the details of fast moving hands than human memory, Taft set about developing such a device. Amongst blackjack aficionados Taft's exploits have become the stuff of legend.