I appreciate all your input! It's making more sense to me now than at that time.
I'm still learning everyday.
You seem to be interested in 51% attack... yes?
Then download Satoshi's whitepaper:
https://bitcoin.org/en/bitcoin-paper, go to
article 11 (
Calculations).
And you'll see the chance of doing that "
heist", as well as the theoretical budget that you need to execute such an attempt based from needed hash power.
You can also learn what are the possible options (
not just re-connecting orphaned blocks) for the attacker;
and lastly, why merchants/services are waiting for more confirmations