“A techno-thriller that aspires to be more than just detective fiction with gadgetry, Capacity successfully tackles themes like free will, accountability, and the nature of human consciousness… It’s to Ballantyne’s credit that these weighty issues never threaten to occlude the individual characters, or to overshadow the sometimes painful attachment you feel for them.”

-Strange Horizons

“Tony Ballantyne lets seasoned hard SF and fans of cyberpunk have it with both barrels in a zero compromise, take no prisoners, novel. Richly plotted and drawing upon many SF tropes, Capacity is so epic in ambition and scope that the unprepared reader might be excused a passing sense of vertigo…”