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Various software enhancements also were made , including the installation of the Home Directory Service ( see Section IV ) on public lab systems . " Before enrolling in EMTM , Beth worked in various senior level financial positions before transitioning her career into software implementation and consulting with SAP America . “ With their indexical certainty , analogical insistence , and beguiling realism ” ( Edwards , 2001 , p. 236 ) , they are ‘ touched ’ in various ways , hold within their surface the possibilities of many histories , and ‘ perform ’ variously at various situations . There are lots of chat rooms available on the internet , however , teachers need to be careful and choose those that are safe for students and are not accompanied by profanity and the various other pitfalls that sometimes seem to plague the internet . I have not found an illustration that depicts Jim at what to me is his best , most fully human moment , when in Chapter 16 he accuses Huck of being " trash " for mistreating his friend , but when you look through the various illustrated editions of the novel you keep coming across scenes of Jim on his knees with the hairball .