USB extenders are generally able to support distances of up to 164 feet (50 m). The length depends on the length of Ethernet cable that you use. Ethernet cables can transfer data further distances than typical USB cables without having the data transfer deteriorate.
According to the Alzheimer's Society, the average life span for a patient with vascular dementia is around five years after symptoms begin manifesting. Oftentimes, the patient's death is caused by a stroke or heart attack. Continue Reading.
The average time from onset of Parkinson's to developing dementia is about 10 years. Parkinson's disease dementia is a decline in thinking and reasoning that develops in someone diagnosed with Parkinson's disease at least a year earlier. Common symptoms include: 1  Changes in memory, concentration and judgment. 2  Trouble interpreting visual information. 3  Muffled speech. 4  Visual hallucinations.