It is highly unlikely to develop any further, but it certainly is a situation to keep an eye on.

It is possible that the Janjawid would pursue Darfur residents that they are currently attacking but Chad is a refuge base. There has been growing political unrest in there as seen by this part of an article: A major issue in the country's political conflict has been President Idriss Deby's decision to change the constitution so he can run for re-election in voting set for May 3. Opposition elements are boycotting the process, and rebels who Mr. Deby says are backed by Sudan are showing increasing strength, as seen in the attacks in N'Djamena that were repulsed by government forces http://www.voanews.com/english/archive/2006-04/2006-04-18-voa4.cfm? Here is another section of an article: Since 2003, Janjawid armed militia and the Sudanese military have driven hundreds of thousands of Darfur residents into Chad; Chad remains an important mediator in the Sudanese civil conflict, reducing tensions with Sudan arising from cross-border banditry; Chadian Aozou rebels reside in southern Libya; only Nigeria and Cameroon have heeded the Lake Chad Commission's admonition to ratify the delimitation treaty, which also includes the Chad-Niger and Niger-Nigeria boundaries. refugees (country of origin): 234,000 (Sudan), 41,246 (Central African Republic) IDPs: 100,000 (2006) https://www.cia.gov/cia/publications/factbook/geos/cd.html#People