Here in Latvia where I live I get max download speed up to 1.5mb/s only,a part of riga called imanta where there's 5-12 story apartaments they have very high internet speed,I remember getting like 7,5mb/s when I lived in the for a while,I don't know if thats much but it was for me

but yeah I also found out about this just recently suprised me as well.