// As recommended by the HTTP RFC and implemented in Firefox, the max age of a document
        // should be defaulted to 10% of the document's age at the time it was served. Default
        // expiration dates aren't used for URIs containing a query.
        val servedMillis = servedDate?.time ?: sentRequestMillis
        val delta = servedMillis - lastModified!!.time
        return if (delta > 0L) delta / 10 else 0L
      }

      return 0L

10BB0..10BFF  ; disallowed                             # NA   <reserved-10BB0>..<reserved-10BFF>
10C00..10C48  ; valid                                  # 5.2  OLD TURKIC LETTER ORKHON A..OLD TURKIC LETTER ORKHON BASH
10C49..10C7F  ; disallowed                             # NA   <reserved-10C49>..<reserved-10C7F>
10C80         ; mapped                 ; 10CC0         # 8.0  OLD HUNGARIAN CAPITAL LETTER A

leclerc

// lefrak : 2015-07-16 LeFrak Organization, Inc.
lefrak

// legal : 2014-10-16 Binky Moon, LLC
legal

// lego : 2015-07-16 LEGO Juris A/S
lego

// lexus : 2015-04-23 TOYOTA MOTOR CORPORATION
lexus

// lgbt : 2014-05-08 Identity Digital Limited
lgbt

// lidl : 2014-09-18 Schwarz Domains und Services GmbH & Co. KG
lidl

As recommended by the HTTP RFC the max age of a document is defaulted to 10% of the 
document's age at the time it was served based on "Last-Modified". Default expiration dates aren't used for URIs 
containing a query.

 - CallStart
 - **CacheHit**
 - CallEnd
 
### Cache Miss

Under a cache miss the normal request events are seen but an additional event shows the presence of the cache.