On top of that, every single one of the On effects in all my sequences say a starting intensity & ending intensity of 100% when it is very obvious that the actual data being outputted to lights is not 100%.
I'm not at home but I took a quick look at the sequence XML and this statement is not true. You have many On effects that have ramps that don't start at 0 or 100 so you have partial fades built into your On effects they are not all 100%. Also you have 56 different color palettes stored in the sequence so even though a color is 100% intensity it doesn't mean it will look fully bright for any dimmer colors.
<Effect>E_TEXTCTRL_Eff_On_End=100,E_TEXTCTRL_Eff_On_Start=0</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=100</Effect>
<Effect></Effect>
<Effect>E_TEXTCTRL_Eff_On_End=33,E_TEXTCTRL_Eff_On_Start=100</Effect>
<Effect>E_TEXTCTRL_Eff_On_Start=0</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=66,E_TEXTCTRL_Eff_On_Start=0</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=87</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=75</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=39</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=50,E_TEXTCTRL_Eff_On_Start=0</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=50</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=39,E_TEXTCTRL_Eff_On_Start=0</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=25</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=75,E_TEXTCTRL_Eff_On_Start=0</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=15,E_TEXTCTRL_Eff_On_Start=39</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=6,E_TEXTCTRL_Eff_On_Start=100</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=24,E_TEXTCTRL_Eff_On_Start=100</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=100,E_TEXTCTRL_Eff_On_Start=6</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=56,E_TEXTCTRL_Eff_On_Start=56</Effect>
<Effect>E_TEXTCTRL_Eff_On_End=0,E_TEXTCTRL_Eff_On_Start=0</Effect>