NatWest is battling to get on top of a huge backlog of failed payments after a software upgrade on Tuesday night went wrong, resulting in the bank being unable to process payments for its personal and business customers.

via NatWest opens on Sunday as IT glitch causes chaos | Reuters.

In a prior life, I ran information technology operations for two different insurance companies.  I changed my professional focus because the stress and pressure of maintaining 100% up-time in a 24/7 environment as my budgets were continuously cut was stupid.  Software upgrades should not, I repeat, NOT take down your entire business operations.  But in this case it did.

On Monday go give your IT person a BIG HUG.  She/he deserves it.