14. A computer system comprising: a processor coupled to a bus; a memory coupled to said bus; and a communication channel for providing an audio user interface, wherein said memory has stored therein instructions that when executed causes the processor to: render a suggestion to said user for said user to try a particular application and further suggesting its keyword, said rendering the suggestion being performed before said audibly prompting the user; audibly prompt a user, via the audio user interface, with a first message indicating that the user may say a keyword to invoke an application; wherein the first message indicates to the user to stay tuned for a first listing of keywords; wait for a predetermined period for said user to say a keyword; provided said user does say a keyword of the first listing of keywords indicated in the first message during said predetermined period, automatically recognize said keyword and execute an application indicated by said keyword; and provided said user does not say a keyword of the first listing of keywords indicated in the first message during said predetermined period, audibly render a second listing of keywords to said user; wait for said predetermined period for said user to say a keyword of the second listing of keywords; and render a background audible signal during said predetermined period.
14. A computer system comprising: a processor coupled to a bus; a memory coupled to said bus; and a communication channel for providing an audio user interface, wherein said memory has stored therein instructions that when executed causes the processor to: render a suggestion to said user for said user to try a particular application and further suggesting its keyword, said rendering the suggestion being performed before said audibly prompting the user; audibly prompt a user, via the audio user interface, with a first message indicating that the user may say a keyword to invoke an application; wherein the first message indicates to the user to stay tuned for a first listing of keywords; wait for a predetermined period for said user to say a keyword; provided said user does say a keyword of the first listing of keywords indicated in the first message during said predetermined period, automatically recognize said keyword and execute an application indicated by said keyword; and provided said user does not say a keyword of the first listing of keywords indicated in the first message during said predetermined period, audibly render a second listing of keywords to said user; wait for said predetermined period for said user to say a keyword of the second listing of keywords; and render a background audible signal during said predetermined period. 15. A computer system as described in claim 14 wherein, the instructions, when executed, further causes the processor to: d1) render a second message stating that if the user knows his/her keyword, the user can say the keyword at any time; and d2) render said listing of keywords to said user.