Those of you with mixing/mastering knowledge or just plain ol good eats

[Mr. SoL]

Do me a favor. I'm trying to increase my knowledge on mixing, so lend me 24 seconds of you time and check out this song I'm mixing and mastering currently.

Link: http://scsiizbox.com/sol/master.mp3

Encoded at a bit rate of 224 kpbs, with no lowpass filters.

[L'espion Noir]

the mix sounds nice
i'm no mastering engineer but you seem to do fine, what are you using for mastering effects
although way too short (perhaps 35s sample) the overall sounds was good


for my own recording knowledge
what's the purpose of :
Encoding at a bit rate of 224 kpbs, with no lowpass filters.

thanks