This is an interesting test.

The spaces have been replaced with soft-hypens in this one. A soft-hypen is a hint to where a line break may occur, but it's not normally a visible character, *except* if you break on it, at which point, it becomes visible. For example (where '-' represents a soft-hyphen):

Presentation wise, you should display it as:

UTF-8, everybody!

0051

Lͤoͮrͧe͠mͬ­iͦpͤsͣuͪm͡­dͦoͥl͢oͦrͨ­sͮiͥtͪ­a͢mͬe͢tͧ,­cͤoͪnͨsͮe͡cͪtͪeͫtͤuͦrͭ­a͢d͡iͪpͫiͣsͦc͡i͢nͤgͦ­eͦl͢iͥt͢.­I͠nͨ­lͥaͥcͬi͡nͭi͡a͢­sͧe͢mͭpͪeͥrͫ­f͡rͬiͨnͩg͠iͬlͮlͤaͦ.­D͠oͯnͭeͤc͠­vͣeͣhͣiͥcͭuͫlͪaͨ­fͯeͫr͠mͬeͩnͫtͭuͬmͫ­mͪa͢xͮiͪm͢u͢sͧ.­A͠lͧiͥqͫuͫa͢mͮ­eͯgͣeͯtͧ­fͬeͫlͬiͨs͠­qͦuͨaͭmͮ.­Cͥrͯaͮsͧ­eͦgͨeͫtͯ­uͣlͥlͮaͧmͧcͣoͬrͬpͪe͠rͦ­nͮuͪnͭcͩ.­Sͭuͥsͯpͭeͪnͩdͮi͡sͫsͤeͤ­i͠dͣ­lͬa͡oͫrͦeͭeͭtͨ­rͦiͣsͤu͠sͨ.­Uͪtͭ­aͧ­eͤr͢oͮs͢­mͨi͠.­Mͮaͮu͢rͭiͯsͯ­a͢­lͮoͦrͪeͥmͭ­p͡oͥsͧu͠e͠rͣeͨ,­eͭlͧe͡mͭeͣn͠tͮuͦmͣ­jͨuͦsͮtͫoͯ­s͡eͮd͠,­pͬe͠lͫlͪeͣn͢tͥeͭsͫqͮu͠eͭ­qͣuͩaͯmͪ.Aͩe͡nͣeͩaͨn͠­sͩaͫgͣiͯtͫtͨiͮsͮ­qͦuͨaͫmͤ­eͪuͤ­pͬrͨeͨtͩi͢uͧm͢­pͥoͥr͢tͪtͪiͣtͣoͩrͪ.­Iͯnͭ­nͬeͬcͬ­sͣeͯm͠­aͪ­e͢nͮiͯmͩ­vͧeͥhͭiͪcͥuͦlͨaͦ­fͣaͦu͡c͡iͮb͢uͤs͢.­Aͪeͥnͤeͣaͫnͤ­lͧuͧcͩtͦuͧsͮ­nͩoͤnͣ­lͣoͮrͤeͮmͣ­aͧc͢­b͡l͡aͪnͪdͬiͬtͬ.­I͢nͮtͦeͮgͦeͩr͠­tͯiͪnͩc͠i͢dͯuͦn͢tͭ,­lͧeͤcͧtͣuͩsͭ­nͨeͨcͣ­pͧu͡l͢vͨiͬnͪaͦrͤ­cͦo͢n͢g͠uͩeͬ,­eͩsͣtͥ­e͡nͬiͧmͯ­pͯhͬa͡rͥeͫtͤrͣaͤ­lͬiͪbͨeͧr͠oͪ,­uͤt͠­gͩrͣaͮvͫi͡dͦa͡­dͤoͯlͬoͪr͠­nͪeͫqͯu͠eͤ­eͮuͩ­lͧi͠bͨeͩrͪoͥ.­Pͥrͨaͧeͤsͭeͨnͧtͬ­rͯiͬsͩuͧs͠­eͤsͫt͢,­pͪoͩs͠uͯe͠rͥeͭ­aͩt͢­aͥuͯgͩu͠eͣ­uͮtͩ,­fͥeͧrͫmͤeͪn͢tͤuͬmͩ­fͬeͮrͯmͭeͦnͤtͣuͭmͪ­tͥo͢r͢tͦoͯrͫ.­D͡oͩnͫeͧc͠­a͡tͭ­nͨuͯlͫlͣaͧ­vͫiͨtͣaͧe͡­aͯuͯgͯuͣeͮ­m͠aͭx͠i͢mͤuͩsͥ­uͮlͫlͯaͫmͨcͭoͬrͯpͨeͫrͦ.­Nͬuͥlͮlͯaͦmͥ­pͧrͦeͥt͢iͪuͣmͥ­a͡nͫtͩeͫ­e͠tͯ­n͢iͥsͤiͮ­fͬaͩcͦiͤlͦi͡sͯiͯsͧ,­eͩtͬ­uͫlͮtͥr͠iͫcͦeͯsͬ­lͫeͧo͠­uͫl͡lͯa͡m͢cͦoͤrͬpͫeͭr͠.­M͡oͩr͢bͫiͮ­sͫiͮtͫ­aͬmͮeͥtͩ­lͨa͢cͨuͧs͠­iͣnͮ­t͢eͩlͪlͯu͡sͦ­sͨe͡mͥpͩeͦr͠­hͮe͡nͪdͮrͥeͥrͪi͢tͫ­vͦe͡l͠­v͠e͡nͪeͨnͯaͥtͫi͠sͪ­jͧu͠s͢t͠oͤ.­Nͫuͭlͣlͭaͮmͮ­vͯiͭtͣa͡eͯ­n͠i͢sͫiͥ­eͨuͫ­d͢iͭa͡m͡­fͥeͮrͭmͫeͪnͥtͯuͭmͤ­cͩo͢nͧvͣaͣlͦl͡iͨsͣ.Nͫuͪnͪcͪ­o͠dͨiͦoͬ­rͣiͦsͨuͣsͭ,­pͣuͫlͧvͥiͯnͭaͮr͢­aͯ­fͩeͯlͪi͢sͭ­iͦnͪ,­pͬhͪaͨrͧeͩtͣrͮa͡­aͨl͡iͩqͬu͢e͢t͢­mͨaͦgͯn͢aͪ.­F͡uͧs͠cͧeͦ­eͭgͥeͩtͫ­aͪlͮiͭqͥuͤe͢tͧ­eͮlͬiͯtͪ.­Eͩtͫiͯaͯmͪ­iͧnͨ­mͫaͭs͢sͫaͦ­c͠o͢nͯgͨuͮeͬ­nͥeͮq͢uͩeͯ­o͠rͪnͤaͧrͪeͧ­pͫeͩlͯlͦeͭn͠tͥeͤsͥqͨuͮe͡­s͠i͠tͦ­a͢mͣe͠t͡­uͨtͭ­lͩaͫcͧuͦs͡.­Vͧe͠s͡tͥi͡bͥuͯlͤuͬmͭ­eͯuͭ­tͫiͮnͦc͢iͤdͣuͥnͧt͢­n͢i͡sͣlͩ,­nͪeͣcͨ­aͪlͬiͤqͮuͭaͫmͧ­uͣr͠n͢aͬ.­Iͦn͢t͠eͭgͨeͪrͥ­iͦaͮcͨuͤlͥiͪsͯ­a͢lͥiͧqͩuͮaͩmͤ­lͯoͤrͬe͠m͡­nͥoͫnͧ­fͨrͧiͯnͥgͫi͡lͨlͥaͨ.­Nͪuͤlͮl͠aͬ­fͭaͪcͬiͩl͡iͦs͠iͬ.­Aͥlͤi͢qͬuͬaͨmͥ­eͮu͢­eͦlͪi͠tͥ­a͢uͩcͮt͢oͭrͯ,­v͢iͨv͢eͫrͧrͩaͤ­mͣaͧsͧsͣaͪ­eͣuͧ,­fͯrͬiͣnͭg͡iͪlͫlͭaͬ­eͯsͭt͡.­D͡uͥiͨsͫ­dͥiͭcͣtͣuͪmͬ­eͫfͫfͥiͥcͨi͡t͠uͦrͦ­t͢eͪmͧpͨuͮsͬ.­Vͯeͤs͡tͬi͡bͫuͥlͯuͧm͡­nͭuͤlͮl͠a͢­tͨoͮrͮt͡o͢rͪ,­sͦoͦlͮl͡iͪcͮiͤtͧuͯdͬiͤn͠­sͪcͮeͧlͥeͧrͦiͫsͦqͦuͯeͫ­lͥiͥgͭuͤl͠aͯ­iͯdͪ,­bͥlͩaͯn͠dͧiͤtͫ­eͮfͥfͬi͡cͨiͥtͨuͣrͩ­e͢sͦtͥ.­Sͪuͮsͯpͫe͡nͨdͩiͩsͧs͡eͬ­pͭoͫtͣe͢n͠tͦiͦ.­N͡uͧlͫlͨaͤ­mͩaͧxͮi͡mͪuͭs͡­sͦoͯlͮlͧi͢cͮiͥt͡uͩdͪiͨnͯ­s͢eͨm͡,­a͢­fͬrͦiͬnͪgͦiͩlͪl͡aͭ­mͫa͡sͣsͨaͣ­pͯrͦe͢t͠iͦuͨmͯ­rͪh͢oͨnͣcͫuͫsͤ.­Nͥuͥlͦl͡aͫ­dͣiͯc͢tͮu͡mͭ­v͡eͯsͣtͭi͠bͫuͫlͨuͦmͤ­eͨrͨoͮs͠,­aͯtͦ­s͠eͧmͨp͠eͭr͠­tͪuͯrͫpͯiͮs͡­uͧlͣtͭrͥiͩcͩi͢e͢sͥ­nͧoͯnͧ.­Iͧnͮ­dͮiͭaͫmͨ­qͨuͬaͩmͪ,­eͧl͠eͣm͢eͨnͧtͦuͪmͬ­sͯiͣtͬ­aͬmͨeͫtͯ­eͥrͮaͩtͫ­sͦiͥtͥ­aͭmͩeͦtͫ,­f͡eͬrͫmͫeͨn͢t͢uͨmͫ­pͫuͫlͪvͤi͠nͪa͠rͦ­s͠a͡pͬiͪe͠n͢.­Vͦi͠vͣaͣmͯu͠sͯ­eͫlͫeͧmͭeͥnͮtͧuͥmͪ­tͧiͭnͫcͧiͪdͩuͯnͮtͯ­oͩrͨcͩi͡,­eͨlͮeͮmͥeͧnͦt͠uͤm͢­lͦaͬoͦrͨeͩeͥtͪ­mͭaͪgͨnͧaͭ­b͠lͪaͥnͬdͪiͯtͣ­e͡t͠.­Uͯtͧ­m͠aͣsͦsͫaͮ­aͭuͦgͨuͤeͣ,­pͤrͩeͪtͣiͪuͣm͢­qͤuͥiͭsͮ­a͢uͭgͮuͪe͢­s͢eͬdͧ,­uͣlͨt͢rͫiͩcͨi͠eͬsͨ­fͮeͮuͩgͮiͬaͮtͬ­lͬiͤbͨe͡rͫoͨ.­Pͤr͡aͫeͬsͦeͫn͠tͮ­aͦt͠­fͤeͫuͫgͮiͣa͡tͯ­q͡uͨaͬm͠.Iͩnͥtͥeͥgͩeͯrͦ­pͬoͣsͪuͥe͡rͩeͨ­hͫeͥnͭdͧrͧeͬrͫi͢tͥ­pͨu͠r͠uͭsͧ,­u͡tͧ­dͬaͯpͩiͫbͯuͤsͬ­qͩu͢aͪm͡­vͯaͪrͪiͮuͣs͡­a͠cͥ.­Qͮu͡iͥsͫqͭuͥeͩ­vͪeͯnͣeͫnͮa͢tͮiͦsͭ­dͯoͩlͤoͮrͯ­aͬ­tͧeͥlͮlͤuͪsͧ­r͢hͤoͤnͫcͤuͪsͣ,­vͮiͧt͡aͤeͮ­uͭl͠tͬrͣiͦcͩeͤsͬ­mͪi͢­tͫe͢mͧpͦo͠rͫ.­S͢eͫdͦ­sͮeͩdͧ­v͢iͤvͯeͮrͭrͪa͡­iͤpͧsͬu͠mͣ.­Vͮiͧvͥa͡mͪuͬs͡­e͢u͡­nͧiͬsͭi͡­mͦe͠tͣuͦsͩ.­Mͪo͢r͠bͮi͡­aͧlͬi͢qͣu͡eͨtͬ­aͤu͢gͦu͠eͥ­n͡oͯn͢­mͪaͫuͮrͪiͧsͣ­tͩiͯnͬcͯiͭd͢u͡nͪt͡­aͦuͭcͪtͬoͯrͬ.­Eͬtͪi͢a͡mͦ­vͣeͫlͤ­fͧrͫiͫnͪgͭiͤl͢lͣa͢­mͪaͪuͧrͥiͣsͧ.­Cͥuͪrͮa͢bͪi͡tͧuͣrͣ­e͡gͯeͭtͤ­dͨoͫlͤoͬr͠­dͨoͦlͪoͣrͯ.­Nͨaͮmͬ­u͢tͧ­lͥeͪoͣ­aͨ­mͪaͩuͮrͪiͦsͭ­eͬlͨe͢mͧeͧnͥt͢uͣm͡­sͬaͫgͮiͮtͣtͣiͫsͪ.­Iͭnͯ­vͯe͢l͡­pͥuͩrͭuͨsͯ­aͨ­qͫu͢aͨmͯ­iͩnͥt͡eͣrͥdͪu͢mͫ­vͬaͦr͡iͨu͡sͨ­e͡tͧ­fͩaͨuͯcͣiͮbͫu͡sͨ­mͪe͢tͪuͫsͮ.­Sͮu͢s͡pͩeͨnͩdͭiͦsͩs͡e͠­sͬiͣtͮ­aͣm͢e͢tͯ­aͩrͯcͤuͯ­vͧiͭtͧaͮe͡­sͣeͬmͧ­vͦeͪsͤt͡iͨbͨuͬl͠uͥmͧ­aͭcͨcͤu͢mͦsͩaͬnͤ.­Vͬiͩvͪaͧmͭu͠sͧ­e͢lͭiͣt͡­vͥeͯlͮiͬtͤ,­l͡u͠cͯtͨuͦsͮ­sͭeͬd͢­eͫuͫiͫsͨm͠oͯdͧ­u͡tͪ,­pͦrͧeͨt͡iͧuͯmͦ­eͮu͡­dͭu͠iͪ.D͢oͥn͢eͦcͣ­mͥoͥlͬeͬs͠tͫi͠eͫ­lͥe͢c͡tͩuͤsͤ­iͯdͣ­sͤoͩlͣl͡iͯc͠iͬt͠uͦdͯiͬnͨ­lͦoͬbͥoͥrͤtͨiͤsͩ.­Vͦe͢sͤtͦi͡bͧuͫlͨuͦmͧ­g͢r͠a͠vͯiͨdͬaͭ­mͧaͤuͩr͠iͣsͬ­mͭaͧx͡i͠mͫuͪsͦ­eͬlͪi͡tͫ­c͠oͭnͥvͨaͬl͡lͥiͩsͣ,­u͢tͬ­cͤoͥnͧdͨiͧmͦeͮnͫtͪuͮmͮ­dͫiͬaͭmͪ­pͬoͭs͠u͡eͦrͬeͦ.­S͢e͠dͩ­vͧe͠lͧ­eͪlͫeͥmͬeͥnͤtͤuͨm͠­oͪdͥiͮoͤ.­S͠eͨdͯ­sͨeͭd͡­eͣxͦ­e͡uͫiͤsͣmͫoͣd͡,­e͢lͨeͣiͬfͦe͠nͤdͦ­nͨuͭnͧcͤ­uͯlͨlͮaͣmͪcͧo͢rͩpͯeͫrͤ,­fͥe͠uͮgͧiͧaͭtͬ­dͨiͥaͪmͭ.­Eͬtͦiͦaͬmͦ­lͮaͮoͭrͣeͭe͡t͡­eͫl͠eͧmͪeͩnͬtͤuͪmͫ­eͮrͫoͯsͫ­a͠cͭ­t͠iͭnͧc͡iͧdͯuͦnͧtͧ.­Sͭeͨdͣ­vͥaͬrͥiͫuͬsͮ­oͣdͤiͬoͪ­eͭgͯeͬtͥ­eͦlͭi͢tͮ­cͣuͥrͥsͭuͯsͣ,­iͪnͤ­s͡oͯl͠lͫiͥcͩiͨt͠uͭdͧiͥnͨ­aͭnͬtͯe͢­vͦeͪhͣiͦcͣuͬlͦa͡.­Pͬrͮoͧiͣn͠­m͡aͧxͩiͤmͨuͥsͭ­qͯu͢aͫmͣ­qͯuͤiͮsͯ­uͧlͥlͬa͡mͥcͪo͠rͧpͣeͪrͨ­mͮaͮtͭtͯi͢s͠.­V͠iͣvͩaͯm͠uͤsͭ­vͤaͤrͫiͯuͣsͮ­eͭsͥtͥ­sͧeͫdͣ­vͨiͨvͨeͬrͪr͢a͡­lͩoͫbͭoͬrͥt͡iͬsͨ.Sͪeͮd͢­f͡eͯuͧgͩiͩaͦtͭ­sͯcͧeͬlͮeͧrͨiͦsͯqͤu͠eͩ­uͣlͭt͢rͭiͯcͩeͭsͮ.­Vͪiͪvͦa͡m͡uͭsͫ­nͣiͪbͩhͣ­u͡r͠nͯaͮ,­fͮrͩiͣn͢gͬiͯl͡lͣaͣ­mͤaͯtͯtͪiͤsͬ­mͮiͪ­a͠,­m͠oͬl͠e͠sͫtͬiͮeͧ­p͠rͫeͩtͦiͦuͭmͭ­oͭrͮc͡i͠.­Dͣoͣnͭeͭc͡­uͨlͣlͩaͭmͪcͧoͦrͦp͡eͦrͭ­eͮrͩaͩt͢­e͠lͥiͯtͩ,­sͦiͨtͨ­aͯm͡eͤtͨ­pͭeͭlͦl͢eͩnͬtͯeͭs͡qͤu͡eͧ­dͫuͯi͢­gͧrͯaͭv͢iͨdͣaͣ­eͯtͭ.­Pͨrͥaͪeͬsͮe͢nͦt͠­hͫeͦnͩdͤrͤeͯrͮiͧt͢­mͩoͧlͣeͮsͪt͠iͦeͤ­mͮaͧgͦnͧaͣ,­eͣuͩ­cͩoͣmͫm͠o͢dͪoͫ­eͬs͠t͡.­A͢lͧiͪqͪu͡aͪmͨ­gͩrͩaͪvͩi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