Questions - Need some input

I was looking at upgrading to a metal halide/t5 combo that I had found that was within my immediate price range but have decided (since the fixture I was looking at has reports of it catching fire) to try look at the possibility that maybe my current combination of bulbs could be replaced with a more optimal brand/combination. As of right now I am using the coralife actinic and daylights 10,000 in a 50/50 combination. The daylight almost seems overpowering to me and looks almost yellow which I wasn't ...

It has been quite a while since I have posted anything on here due to time restraints and my schedule. I did have a cyanobacteria problem which I have not had in about 6 months but you know if it isn't one thing it's another and now I have a problem with two different caulerpa infestations. Caulerpa taxifolia and grape caulerpa the grape sprouted up within the last week oddly enough nothing has been introduced to the tank in about 10 months so I assume it was all just laying dormant this whole time. ...