washington president microsoft corp express deep disappointment tuesday president donald trump decision rescind program immigrants bring unite state illegally children urge congress protect so-called dreamers embark tax reform legislation say even though microsoft like many company care greatly modernize tax system make fair competitive need put humanitarian need 800,000 people legislative calendar tax bill president brad smith say statement employer appreciate dreamers add competitiveness economic success company entire nation business community short urgent daca legislation economic imperative humanitarian necessity microsoft president urge congress put dreamers tax reform