 When development began , Sony expected the game to be completed in a year , rather than the more than three it finally took . Thatgamecompany always expected needing an extension ; according to Hunicke , they believed finishing the game within a year was " unrealistic " . Development ended up taking even longer than anticipated , as the team had difficulties paring down their ideas for the game and maintaining efficient communication . Over the course of development the team grew from seven to eighteen people . At the end of the second year , when Sony 's extension had run out , the game did not spark the emotions in the player that the team wanted . Sony agreed to another one @-@ year extension , but development ultimately exceeded even that . 
 When development began , Sony expected the game to be completed in a year , rather than the more than three it finally took . Thatgamecompany always expected needing an extension ; according to Hunicke , they believed finishing the game within a year was " unrealistic " . Development ended up taking even longer than anticipated , as the team had difficulties paring down their ideas for the game and maintaining efficient communication . Over the course of development the team grew from seven to eighteen people . At <a href='None' title='1'><mark>the</mark></a><a href='negative_concord' title='2'><mark>end</mark></a> of the second year , when Sony <a href='null_genetive' title='3'><mark>'s</mark></a>extension <a href='been_done' title='4'><mark>had</mark></a> run out , the game did not spark <a href='None' title='5'><mark>the</mark></a><a href='negative_concord' title='6'><mark>emotions</mark></a> in the player <a href='null_relcl' title='7'><mark>that</mark></a>the team wanted . Sony agreed to another one @-@ year extension , but development ultimately exceeded even that . 
When development began , Sony expected the game to b completed in a year , rather than da more den three it finally took . Thatgamecompany always expected needing an extension ; according to Hunicke , they believed finishing the game within a year was " unrealistic " . Development ended up takin even longer tdenanticipated , as tdateam had difficulties paring downn their ideas fa the game and maintaining efficient communication . ova the course of development thdaeam grew from seven to eighteen pple . At no end of the second year , when Sony  extension done run outt , thedame did not spark no emotions in the dayer the tda wanted . Sony agreed to anotha one @-@ year extension , but development ultimately exceeded even dat .