A method according to one embodiment comprises reading servo information from a tape; and positioning a head relative to the tape so that readers in an array are about aligned with selected data tracks on the tape, wherein the track width of an inner reader of the array is greater than a track width of at least some outer readers positioned on two opposite sides thereof and aligned therewith. A method according to another embodiment comprises forming an array of readers, wherein the track width of an inner reader of the array is greater than a track width of at least some outer readers positioned on two opposite sides thereof and aligned therewith.