Difference between ADO.net Dataset and ADO Recordset

Dataset:

1.With dataset you can retreive data from two different databases and merge them into one dataset.

2.All representations is done in xml.

3.Dataset can be transmitted on HTTP.

Recordset:

1.With recordset you cannot retreive data from two different databases and merge them into one recordset.

2.All representations is done using COM.

3.Recordset cannot be transmitted on HTTP