The one abiding constant, on an album that repeatedly lands on the phrase "Quem ê você?" ("Who are you?"), is the sinuous clarity of samba: a thing endlessly variable in its details, or maybe just plain endless.
There's so many variables, Larry, in a thing like this.
The classifier could be a number of things: an indicator variable (perhaps an observable variable of economic activity, an index, or a factor from a group of variables), a real-time probabilistic prediction, and so on.
By contrast, a 'natural' diet is uncontrolled to a certain extent: a whole grain is a complex and variable thing.
One of the major issues is that bed sharing is usually defined as a single behaviour, when in reality it is a hugely variable thing.
Sexuality being such a variable thing, some people with average sex lives feel this way, hence the danger of defining conventional sex as mental illness.
"The security of my men and the stability of my prison was at stake, and I have to contend with this bleeding-heart, liberal, academic, effete dingdong whose only concern was for a ridiculous thing like an independent variable.
"The security thing tosses a huge variable into the equation.
For one thing, local variables are essential to make recursion possible; in order for a single procedure to solve a large problem and a smaller subproblem simultaneously, each invocation of the procedure must have its own, independent variables.
For example, they can optimise away pointless loops, trim dead code branches, do all sorts of weird things to variable names and function scoping.
