*** 8 columns : a BCR, BCF, Mackie control etc, have 8 columns
*** Line of 8 potis/faders: is a midi CC controller that has only 8 potis on 1 line (NI Maschine, Kore, other small controller...). Do not count buttons (number of buttons can be specified in reply if relevant).
*** Less than 8 poti/faders: if the controller don't fit either category: can be stuff like nocturn or other small midi CC controller.
*** Mackie Stuff: in case you use an genuine Mackie controller (only mackie mode for remote controlling).
*** None: wether you have or don't have a controller, as a matter of fact, you generally don't use it.
---- You can specifiy the brand in your answer.
---- Specify other particularity in your reply, or pics or whatever you think relevant.
---- Choose the answer closest to your case if no category fits.
---- As usual, useful mainly for developpers (and so... users
) ....
This questioning is exciting from Mehdi, no? A device on the horizon, perhaps! 
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