Proper way to load multiple files

I'm loading data from 3 separate .csv files. What is the proper way to do this?
Do they load asynchronously or one at a time? I'm sure it matters how big the files are and my instinct is to load the first file and then in the GotText block, load the next etc.

Like this:

Or like this:

Thanks for your help!

-Bryon

You could try like this:

I would go with the Bryon #1 method myself.

I have no assurance of the order in which files would arrive if you machine gunned out their requests.

Thank you! Now this is pretty smart and elegant and I'm sad to say, would never have come up with this on my own.
The only reason I like my first method is that I see what it's doing as soon as I see it, your method, I have to think about. But I will try it!

Thanks!

Thanks ABG. That was my first thought as well. It just didn't seem right to try to load them all and hope to sort out after.

Thanks for your input.