The easier of the two words to tackle is predestination. This word occurs four times in scripture and is always a translation of the Greek word 'proorizo'. The same Greek word occurs two other times; once in Ac 4:28 where it is rendered 'determined before' and again in 1Co 2:7 where it is rendered 'ordained'.
Street light controllers can be expensive in comparison with normal timers, and can cost between $100 and $2500, but most of them return the investment between 6 months and 2 years. As the equipment's lifetime is 7 to 10 years it saves energy and cost for some years.
Depending on how severe the discoloration is, the glass can either be replaced by the manufacturer or cleaned with proper cleaning solutions. Nationally, rates to repair a discolored skylight fall between $113 and $214. Many systems are now layered with a low emissive coating to protect and prevent this from happening.