There´s a difference there though. Less & fewer mean same thing, so writer using those abnormally isn´t really an error, it´s just something people don´t usually do.
They´re , there, their mean different things so correcting those really makes the world better.
The rule as usually understood is that fewer relates to discrete quantities, fewer apples, and less to continuous quantities, less milk. It’s possibly rather artificial, and noticeably lacking a counterpart in “more”.
There´s a difference there though. Less & fewer mean same thing, so writer using those abnormally isn´t really an error, it´s just something people don´t usually do. They´re , there, their mean different things so correcting those really makes the world better.
The rule as usually understood is that fewer relates to discrete quantities, fewer apples, and less to continuous quantities, less milk. It’s possibly rather artificial, and noticeably lacking a counterpart in “more”.