/** No amount larger than this (in #satoshi) is valid.
*
* Note that this constant is *not* the total money supply, which in #Bitcoin
* currently happens to be less than 21,000,000 BTC for various reasons, but
* rather a sanity check. As this sanity check is used by consensus-critical
* validation code, the exact value of the MAX_MONEY constant is consensus
* critical; in unusual circumstances like a(nother) overflow bug that allowed
* for the creation of coins out of thin air modification could lead to a fork.
* */

https://github.com/bitcoin/bitcoin/blob/master/src/consensus/amount.h
#plebchain