While some ideas can be developed on a small scale, others may be so challenging that they require a large collaborative effort over a substantial period of time.
Cé gur féidir smaointe áirithe a fhorbairt ar mhionscála, d'fhéadfadh smaointe eile a bheith chomh dúshlánach sin gur gá tabhairt fúthu ar bhonn comhoibritheach thar thréimhse shubstaintiúil ama.