Getting the 64 bit version is quite important. Still don’t get it why for Win the 32 bit one was preferred ..
32 bit: 2147483647 (elements)
64 bit: 9223372036854775807 (elements)
20190711 edit: even if the container could keep that much elements – remember that [Boolean] is 24 Byte (intead of one Bit) in vanilla Python. Means: if you run out of real memory, then MemoryError :/