16. A computer program product comprising at least one non-transitory computer-readable storage medium having computer-executable program code portions stored therein, the computer-executable program code portions comprising program code instructions for: causing display of a) a content package comprising a first content segment from a first content source, and b) a plurality of other content packages each comprising respective displayed content segments from the first content source; receiving an indication of a first gesture input in a positional relationship to the first content segment; identifying a second content segment relating to the first content segment from a second content source; in response to the indication of the first gesture input, gradually adapting the content packaging, causing display of at least a portion of the second content segment; receiving a second indication, wherein the second indication is a gradual extension of the first input gesture; and in response to the second indication, causing the content package to be further gradually adapted to reveal at least an additional portion of the second content segment, wherein the gradual adaption of the content package is performed simultaneously and proportionately gradually to the gradual extension of the first input gesture such that the first content segment from the first content source is gradually hidden and the second content segment from the second content source is gradually further revealed from beneath the first content segment, and while the gradual adaptation of the content package is performed, the respective displayed content segments from the first content source remain displayed.
17. The computer program product of claim 16 , wherein the first content segment and second content are related by a common identifying field.