@oristarA,
oristarA wrote:relishing their nation’s opportunity as a laboratory? Just like Americans regarding their independent revolution as a laboratory?
Yes, according to this author, Tunisia has a chance to set a good example for other Arab countries in how it governs, just like the Americans set an example for other countries during their revolution.
The author is using the term "laboratory" figuratively, instead of literally, to mean a testing ground for human actions. Even though scientists are involved, the "laboratory" is not a real laboratory.