It's not surprising. Obviously each person going into the voting booth is going to require quite a lot of time to read the instructions, vote in two places, and work the machine to spell out "S-H-E-L-L-E-Y-SPACE-S-E-K-U-L-A-SPACE-G-I-B-B-S, pressing Enter after each letter or space."
Since people will worry about a ballot being thrown out if there is the smallest misspelling, the whole business will take a LOT of time.
Has anyone tried to enter their name into a FAX machine so it shows up when you send out a fax? It ain't easy, and it ain't quick.
I voted early last week. "Writing in" Shelley Sekula Gibbs" using the wheel on the electronic voting machine was no big deal, and didn't take much time. I think that the vast majority of people will have no trouble figuring it out.