14. An ebook device comprising: a command and selection input module, the input module adapted to accept and digitize user commands and user selections; a processor communicatively coupled with the input module, the processor adapted to receive digitized user commands and user selections from the input module; a memory communicatively coupled with the processor and comprising an ebook reader and at least one ebook, the ebook comprising digitized text separated into a plurality of textual segments; a display screen, the display screen communicatively coupled with the memory and adapted to render digitized text of the ebook segments; and the ebook comprising: a first plurality of segments of the textual segments comprising digitized text and associated with a first tag, wherein each segment of the first plurality of segments is assigned a unique sequence number by a user; a second plurality of segments of the textual segments associated with a second tag, wherein each segment of the second plurality of segments is assigned a unique sequence number by the user, and wherein at least one segment of the textual segments is associated with both the first tag and the second tag and the at least one segment of the textual segments is included within both the first plurality of segments and the second plurality of segments; and logic directing the processor to perform the following rendering at the display screen: execute upon receipt a user command to sequentially render segments associated with the first tag; generate a first node record and associate the segments associated with the first tag with the first node record; associate the first node record with at least one other selected segment associated with the second tag when at least one of the segments associated with the first node record shares the second tag; sequentially render each segment associated with the first node record in accordance with the order of each individually assigned sequence number of each segment of the first selection until the associated selected segment is rendered; execute upon receipt a user command to sequentially render segments associated with the second tag; generate a second node record and associate segments associated with the second tag with the second node record; sequentially render segments associated with the second node record in accordance with the order of each individually assigned sequence number of each segment of the second selection.
14. An ebook device comprising: a command and selection input module, the input module adapted to accept and digitize user commands and user selections; a processor communicatively coupled with the input module, the processor adapted to receive digitized user commands and user selections from the input module; a memory communicatively coupled with the processor and comprising an ebook reader and at least one ebook, the ebook comprising digitized text separated into a plurality of textual segments; a display screen, the display screen communicatively coupled with the memory and adapted to render digitized text of the ebook segments; and the ebook comprising: a first plurality of segments of the textual segments comprising digitized text and associated with a first tag, wherein each segment of the first plurality of segments is assigned a unique sequence number by a user; a second plurality of segments of the textual segments associated with a second tag, wherein each segment of the second plurality of segments is assigned a unique sequence number by the user, and wherein at least one segment of the textual segments is associated with both the first tag and the second tag and the at least one segment of the textual segments is included within both the first plurality of segments and the second plurality of segments; and logic directing the processor to perform the following rendering at the display screen: execute upon receipt a user command to sequentially render segments associated with the first tag; generate a first node record and associate the segments associated with the first tag with the first node record; associate the first node record with at least one other selected segment associated with the second tag when at least one of the segments associated with the first node record shares the second tag; sequentially render each segment associated with the first node record in accordance with the order of each individually assigned sequence number of each segment of the first selection until the associated selected segment is rendered; execute upon receipt a user command to sequentially render segments associated with the second tag; generate a second node record and associate segments associated with the second tag with the second node record; sequentially render segments associated with the second node record in accordance with the order of each individually assigned sequence number of each segment of the second selection. 15. The device of claim 14 , wherein the first plurality of segments is sequentially associated.