Every cellphone I’ve owned.
My kobo e-reader.
Game Boy, DS and 3DS.
PSP.
Game Gear.
Neo geo pocket color.
My last two laptops.
The real question is: what HAVEN’T I used on the porcelain throne? I’m gonna go with Magic Bullet and rock tumbler. 
I did until I found out these phones track your movements.
Golf clap!
All the time. I thought that’s why the iPhone was invented.
Now, I bring my iPad in more often, but still use my phone if it’s not handy.
(and my wife wonders why I’m taking so long)
I’ve read posts about dropping a phone into a latrine while on military duty. Such a quandary!
I’m another one who doesn’t get it … but I don’t surf the web on my smartphone since I’m at home and I have 2 desktop PCs, a laptop and a tablet for that.
I prefer looking out the window. The windowsill is just the right height for my coffee cup. 
Man, I wish I thought of that one.
I second the list of people lauding your scatological humor!
What was I, chopped liver?
Are we talking about your sex life or pooping issues? I is confused. 
What if Beethoven wrote his greatest symphony on his smart phone whilst crapping?
Would it be a double movement?
Misread as “Do you use your saxophone while pooping?”
Smartphone: yes. Saxophone: god no.