In "Activate spi support in your image" area you see this:
Edit the file /etc/modprobe.d/raspi-blacklist.conf to match the following (you'll need to edit the file as sudo). You'll just need to comment out the spi and i2c related lines.
sudo nano /etc/modprobe.d/raspi-blacklist.conf
The commented file should appear as follows:
#blacklist spi and i2c by default (many users don't need them)
#blacklist spi-bcm2708
#blacklist i2c-bcm2708
What is shown is how it should end up looking. This would be ok if the file didn't already look like that to start out with. It left me wondering what I was supposed to change as I already assumed the # was a comment. I don't mean to nit pick, but someone less experienced may not understand why there is a step in the wiki that is already done for you and not know how to proceed.
Thanks,
Justin
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