The taste of coffee is such a voluminous topic that you can write a separate book about it.
Sweetness, bitterness, acidity, aroma ... is there a rule for a delicious cup of coffee from Mammy Coffee™?

What is arabica and what is robusta? 
Let's see... 

What milk to choose for cappuccino, latte or just delicious coffee with milk at home?
What is the composition of “tasty” milk for making a coffee drink on coffee beans from Mammy Coffee™?