PayPal Misery Rant

[GiveMeABreak]

Exactly - no need for them to delay the processing like this.

[Hell Razor5543]

Except that it helps to increase their finances. If a financial house can hold onto money in an account for a few days it will earn them a tiny amount of interest. The interest on £100 for a week might only be a couple of pennies, but do that with a few thousand accounts every week over the course of a year and it is a significant amount.

[wurlycorner]

It's exactly that they benefit (interest) from holding onto the transactions.
Bank have all sped up their processing to be (largely) instant for domestic customers. Meanwhile paypal have slowed theirs down.