The number of bitcoin units is just a property of the number of decimal places that are used in each transaction. Bitcoin can actually be changed to support more in the future if needed.<p>This has no economic effects since you&#x27;re just adding more ways to subdivide a dollar.<p>If you&#x27;re looking for weaknesses, there&#x27;s a list here:<p><a href="https:&#x2F;&#x2F;en.bitcoin.it&#x2F;wiki&#x2F;Weaknesses" rel="nofollow">https:&#x2F;&#x2F;en.bitcoin.it&#x2F;wiki&#x2F;Weaknesses</a><p>Deflation is more of an economic problem then subdivision; since it&#x27;s very unlikely that can be changed.