Anti-virus programs and applications that require heavy OS integration, such as WindowBlinds or StyleXP are difficult to virtualize.
ˈæntaɪvˈaɪɹəs pɹˈoʊɡɹæmz ænd ˌæplɪkˈeɪʃənz ðæt ɹᵻkwˈaɪɚ hˈɛvi ˌoʊˈɛs ˌɪntᵻɡɹˈeɪʃən, sˈʌtʃ ɐz wˈɪndoʊ blˈaɪndz ɔːɹ stˈaɪl ˌɛkspˈiː ɑːɹ dˈɪfɪkəlt tə vˈɜːtʃuːəlˌaɪz.