When your 1GB hard drive is full
When your 1Ghz CPU is too slow
When your 1MBps Network is too slow
...
Comparing apples and oranges as always. Find a better analogy, this one doesn't work.
Do you realy want handfull of Core developers have the ultimate power to decide when it is needed, which is not purely technical question but much more economical one, no mater what consequences to whole 6-7 Billion Bitcoin economy decision of handfull Core developers might become?
Do you really think that something would change with Classic? People seem to this that it would be more 'democratic' because of Consider.it; quite a lovely joke indeed.