Maybe you’ve encountered a sink with two faucets, not one. One for decent, one for chilly, with out a probability to combine them earlier than you scald or chill your self.
It appears absurd that the parents who found out the know-how to construct sinks with working water couldn’t be bothered with the final step of constructing it helpful.
However this isn’t the case. Centuries in the past, the recent water in a house was suspect. It may need been in an unclean cistern for some time, it’d carry illness–you didn’t need to combine it with the clear water unintentionally.
Now that we’ve principally nailed the sanitary situations of sizzling water, the design is out of date. Nevertheless it persists, as a result of techniques and magnificence and tradition enable it to.
We’re surrounded by out of date design. It’s price asking “what’s it for?” and take into account what it was for.
As soon as it’s out of date, good design turns into dangerous design.