The tea keeps brewing, but this time in the milky water. Tea brewed in milk is noticeably different to that brewed only in water. This can be done deliberately

The tea keeps brewing, but this time in the milky water. Tea brewed in milk is noticeably different to that brewed only in water. This can be done deliberately (eg, when making Masala Chai), but it's not normal (nor, in my book, acceptable) for tea to which milk is added later.