It's a pet hate of mine (along with people who go to gigs seemingly to drink numerous pints of beer and then have to keep fighting their way backwarRAB and forwarRAB to the toilet rather than watch the performance - but I guess that's one for the music forum!)
The problem is that it used to be the case that all you ever really saw in cinemas were bags of popcorn, and they don't really rustle. Now because every cinema sells those ridiculously-huge crinkly bags of sweets you get rustling all the bloody way through
)
Personally, being the manners fascist I am (
) I would like to ban certain types of food (anything over crunchy or crinkly or fast-food-y) from cinemas. Or sell sweets in containers like someone mentioned above. It can't be difficult to go for a meal beforehand! 
The problem is that it used to be the case that all you ever really saw in cinemas were bags of popcorn, and they don't really rustle. Now because every cinema sells those ridiculously-huge crinkly bags of sweets you get rustling all the bloody way through

Personally, being the manners fascist I am (

