I have found that tweaks can make a very positive difference. Some are more effective than others and it takes some patience and 'trial and error' to get a system sounding it's best. I look at tweaks as if it were a componet in a system. Getting the right combination may cost as much as any other type of upgrade and can be just as significant.
One word of warning is to stay away from products from a company called DakiOm. Some of the products can damage certain componets... and while the effects can be entertaining, they are anything but truthful to the source.
One word of warning is to stay away from products from a company called DakiOm. Some of the products can damage certain componets... and while the effects can be entertaining, they are anything but truthful to the source.