keenly

adv. aficionadamente, con afán, con entusiasmo; agudamente

muy al tanto, familiarizado

Ex: Those of us who deal with cooperatively produced catalogs and buy MARC tapes from a vendor will certainly feel the effects of all this keenly.
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*keenly + Adjetivo/Participio = muy + Adjetivo/Participio

= agudamente, vivamente, grandemente, en gran medida
Ex: Those of us who deal with cooperatively produced catalogs and buy MARC tapes from a vendor will certainly feel the effects of all this keenly.
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* keenly + Adjetivo/Participio = muy + Adjetivo/Participio