We would like to thank Qingnan Zhou for sharing code to generate the database mosaic, as well as Joni Mici, Bill Miller, and Mohamed Haroun for their assistance with printing. We thank Eitan Grinspun and Oded Stein for their helpful discussions, along with Anne Fleming for proofreading. The authors would also like to thank the anonymous referees for their valuable comments and helpful suggestions. The work is supported in part by the National Science Foundation under Grant No. 1816041 and 1644869.