Business Implications for the Contents Domain We asked what kinds of content respondents preferred on both the mobile and station- ary Internet. As Table 3 shows, preferred content was different according to which kind of Internet access was chosen. News, movie information, and shopping-related infor mation are highly preferred on the stationary Internet(9.5%, 9.0%and 7.3%,respec- tively), whereas melody downloads(T2=15.3%; T3=19.2%)are popular on the mobile In order to analyze the underlying differences between the stationary and mobile Internet, we classified various content into low-intensity or high-intensity groups, as shown in Figure 3. For example, humor, news, free coupon, melody, and character downloads are categorized as low-intensity content, while online games, educational services,legal information, investment information, and so forth, are categorized as high-intensity. On average, 61. 2% of respondents answered that they frequently Moble Internet (r1) Mobile Internet (T2) Moble Internet 3) Items Items I News 9.5% Humor/ Cartoon 10.0% Melody 15.3% Melody 2 Movie 9.9% Character 9.6% Character s 3 Humor 4% Movie 9_5% Weather 7. 3% Movie Info 6.4% 4 Shopping Info 7.3% Online Game 6.5% News 7. 2% News 58% 5 Entertainment 7.2% Location-based Info 6.5% Sports/Entertainment 6.1% Weather 5.8% 6 Online Game 6.9% Entertainment 6.5% Humor// Cartoon 5.8% Location-based Info. 4.99 7 Leisure/Travel 6.3% Fortune Telling 6.4% Fortune Telling 5.3% Online Game upon 9%o Traffic Information 5.7% Free Gift/Coupon 5.3% Entertainment 4.4% 9 Education/Dictionary 5.8% Stock/Investment 5.5% Online Game 5. 1% Free Gift/Coupon 5.3% Leisure/Travel 2% Movie/Concert Table 3. Preferred contents in the content domains Contents-Servlce Category Preference 612% 499% Mobile O High Information Inter O Low Information Intensi Figure 3. Content type in the content domains COMMUNICATIONS OF THE ACM December 2003/L. 46. No. 12ve 245Business Implications for the Contents Domain We asked what kinds of content respondents preferred on both the mobile and station￾ary Internet. As Table 3 shows, preferred content was different according to which kind of Internet access was chosen. News, movie information, and shopping-related infor￾mation are highly preferred on the stationary Internet (9.5%, 9.0% and 7.3%, respec￾tively), whereas melody downloads (T2=15.3%; T3=19.2%) are popular on the mobile Internet. In order to analyze the underlying differences between the stationary and mobile Internet, we classified various content into low-intensity or high-intensity groups, as shown in Figure 3. For example, humor, news, free coupon, melody, and character downloads are categorized as low-intensity content, while online games, educational services, legal information, investment information, and so forth, are categorized as high-intensity. On average, 61.2% of respondents answered that they frequently COMMUNICATIONS OF THE ACM December 2003/Vol. 46, No. 12ve 245 Items % Items % Items % Items % 1 News 9.5% Humor/Cartoon 10.0% Melody * 15.3% Melody * 19.2% 2 Movie 9.0% News 9.9% Character * 9.6% Character * 16.2% 3 Humor 7.4% Movie 9.5% Weather 7.3% Movie Info. 6.4% 4 Shopping Info 7.3% Online Game 6.5% News 7.2% News 5.8% 5 Entertainment 7.2% Location-based Info 6.5% Sports/Entertainment 6.1% Weather 5.8% 6 Online Game 6.9% Entertainment 6.5% Humor/Cartoon 5.8% Location-based Info. 4.9% 7 Leisure/Travel 6.3% Fortune Telling 6.4% Fortune Telling 5.3% Online Game 4.7% 8 Free Gift/Coupon 5.9% Traffic Information 5.7% Free Gift/Coupon 5.3% Entertainment 4.4% 9 Education/Dictionary 5.8% Stock/Investment 5.5% Online Game 5.1% Free Gift/Coupon 4.1% 10 Fortune Telling 5.3% Leisure/Travel 5.2% Movie/Concert 4.6% Fortune Telling 4.1% Stationary Internet Mobile Internet (T1) Mobile Internet (T2) Mobile Internet (T3) Rank Table 3. Preferred contents in the content domains. Contents - Service Category Preference 49.9% 61.2% 50.1% 38.8% 0% 20% 40% 60% 80% 100% Stationary Mobile High Information Intensity Low Information Intensity Figure 3. Content type in the content domains