There is no way on earth that Bitcoin could possibly scale to being a general utility. At 1 megabyte per block, the blockchain can only do a maximum of 7 transactions per second, worldwide total. Typical throughput in early 2017 was 2 to 4 TPS. Compare with the systems Bitcoin claims it can replace: PayPal, which ran about 115 TPS by late 2014;32 Visa, whose 2015 capacity was 56,000 TPS;33 even Western Union alone averaged 29 TPS in 2013.34
