question one....change them today unless spending money results in less food for children in home or eviction due to not paying rent. there are many at low[er] prices like kimber,anti-cables, and morrow audio that once installed in your system will make you wonder why you waited.
question two...i found the wireworld ultaviolet usb good. the company claims low jitter etc. 49 dollars new
question two...i found the wireworld ultaviolet usb good. the company claims low jitter etc. 49 dollars new