Now is present and then is past tense
now they are better now they are better
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There really is no difference but you can say that by now is saying "they should be here by now" . And so far is saying "I have $10 so far".
the difference is that back then values wernt worth alot and now they are the difference is that back then values wernt worth alot and now they are
they are the same
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Apart from the size, there is no difference.
The difference between castles in 1066 and now.
There is new electronics now then the 90's
theres no difference apart from people demanding and suppling
The biggest difference between the two civilizations is where they're based - the Aztecs in what is now Mexico and the Mesopotamians in what is now Iraq. The climate in these places and the terrain in the places makes all the difference.
really do not now.