People looking for online discounts may be attracted by internet-enabled televisions, but the major brands are constantly evolving their ranges. A bargain today may already be obsolescent, so buyer beware. Interactive television has long been frustrated by market fragmentation and lack of common standards. Connected television applications may be similarly impeded, unless a new entrant like Apple or Google succeeds in disrupting the market. This week Apps World Europe takes place in London. With some 4,000 people expected over the two-day event, there’s also a free exhibition with access to developer workshops. Further details are available through the events section of informitv.com.