A timer works independent of whatever the current time is because it only needs to count down the passage of time. Also everyone already has multiple clocks on walls, wrists and phones.
I don’t know what you mean. I asked why do we need clocks on ovens. You said “to time cooking” but you can have a timer without a clock so it is still not needed and your answer is invalid.
So you can time food cooking.
A timer works independent of whatever the current time is because it only needs to count down the passage of time. Also everyone already has multiple clocks on walls, wrists and phones.
There are lakes, ponds and puddles that exist beyond any particular ocean, if you can grasp the analogy.
I don’t know what you mean. I asked why do we need clocks on ovens. You said “to time cooking” but you can have a timer without a clock so it is still not needed and your answer is invalid.