Script style: ` or $()?

[Warner Losh]

On May 30, 2012, at 11:20 PM, Lars Engels wrote:

> On Wed, May 30, 2012 at 02:44:41PM -0700, Xin Li wrote:
>> Hi,
>> 
>> Is there any rule of style for new code that ` or $() is preferred?
>> 
>> Thanks in advance!
> 
> I would always go for $(), because you can easily nest it.

My observation is that the project used to use the ` form in its early days, but as people discover $(), they have migrated to it in general.  The rc scripts, however, seem to prefer the ` form over the $( form 214 to 37.

Warner