21. Monorails are less obtrusive because they only require a single, narrow guidebeam. 22. Floating ads may disappear or become less obtrusive after a preset time period. 23. The new version is more obtrusive in some cases due to greater height. 24. Similar idea to autoscroll, but I would find a scrollbar visually obtrusive . 25. Also, it just looks plain untidy or visually obtrusive on the page. 26. She thinks potential diners should be forewarned about obtrusive music in newspaper restaurant reviews. 27. The staging was needlessly arty, with spotlights on stands and obtrusive video clips. 28. Service was polite and efficient without being obtrusive . 29. On the one hand, it is not especially loud, smelly or obtrusive . 30. Television reporters and their obtrusive cameras were barred.