They put forward this new idea that it is one of the reasons for the difficulties in replicating the results of studies, in addition to the brand of gum, familiarity with gum, the experimental design, and statistical analysis.
But when other scenes gratuitously lingered on what brand of gum he chewed, some fans complained.
Last year, for instance, the R&B singer Chris Brown released a hit song, "Forever," that doubled as a jingle for the Doublemint brand of gum.
It includes questions and answers detailing a few of her favorite things (smell? banana nut bread; brand of gum? "something sugarless") and links to friends' sites with names like Insanitarium, One More Addiction and Colourless World.
What's nice about these systems is they're easily disabled with the touch of a button on the steering wheel, if driving in a perpetual nanny state isn't your brand of gum.
In August, Kraft announced that it would split its international snack brands (Trident gum, Cadbury's chocolate) from its North American grocery business, including Maxwell House coffee, Jell-O and Oscar Mayer meats.
Only 19 medicinal brands of gum will be allowed, such as those intended to wean users of nicotine addiction, and you will need a licence and identity card just to buy a pack.
It seems there are more varieties of stem cell in the human body than there are brands of gum.
Sweeter, softer brands of gum contain lots of sugar and additives, which may taste great, but make for a softer, more fragile bubble.
Pick a flavor you like, and if the pieces seem especially small (like for many "tooth-healthy" brands of gum like Trident), take an extra piece or two so you have enough to work with.
