-"and atoms refer to a physical object).35 This is particularly successful in "
-"domains where the digital version of the content isn’t as valuable as the "
-"analog version, like book publishing where a significant subset of people "
-"still prefer reading something they can hold in their hands. Or in domains "
-"where the content isn’t useful until it is in physical form, like furniture "
-"designs. In those situations, a significant portion of consumers will pay "
-"for the convenience of having someone else put the physical version together "
-"for them. Some endeavors squeeze even more out of this revenue stream by "
-"using a Creative Commons license that only allows noncommercial uses, which "
-"means no one else can sell physical copies of their work in competition with "
-"them. This strategy of reserving commercial rights can be particularly "
-"important for items like books, where every printed copy of the same work is "
-"likely to be the same quality, so it is harder to differentiate one "
-"publishing service from another. On the other hand, for items like furniture "
-"or electronics, the provider of the physical goods can compete with other "
-"providers of the same works based on quality, service, or other traditional "
-"business principles."
+"and atoms refer to a physical object).<placeholder type=\"footnote\" id="
+"\"0\"/> This is particularly successful in domains where the digital version "
+"of the content isn’t as valuable as the analog version, like book publishing "
+"where a significant subset of people still prefer reading something they can "
+"hold in their hands. Or in domains where the content isn’t useful until it "
+"is in physical form, like furniture designs. In those situations, a "
+"significant portion of consumers will pay for the convenience of having "
+"someone else put the physical version together for them. Some endeavors "
+"squeeze even more out of this revenue stream by using a Creative Commons "
+"license that only allows noncommercial uses, which means no one else can "
+"sell physical copies of their work in competition with them. This strategy "
+"of reserving commercial rights can be particularly important for items like "
+"books, where every printed copy of the same work is likely to be the same "
+"quality, so it is harder to differentiate one publishing service from "
+"another. On the other hand, for items like furniture or electronics, the "
+"provider of the physical goods can compete with other providers of the same "
+"works based on quality, service, or other traditional business principles."