How exactly do cloth diapers work? Like do you have to wash the whole diaper or is there a different part that you wash a show are the sizes and all that

What do you guys think of cloth diapers?
Do you ladies prefer hand washing dishes or using a dishwasher?
What would you do with $25,000
If you received an extra $25,000. What would you do with it? ?
How often do you wash your hair?
what diaper brand do you guys recommend? and is a Costco membership worth it?