minor changes to comments

Author: torfjelde

src/simple_varinfo.jl

@@ -676,6 +676,7 @@ end
 # With `SimpleVarInfo`, when we're not working with linked variables, there's no need to do anything.
 from_internal_transform(vi::SimpleVarInfo, ::VarName) = identity
 from_internal_transform(vi::SimpleVarInfo, ::VarName, dist) = identity
+# TODO: Should the following methods specialize on the case where we have a `StaticTransformation{<:Bijectors.NamedTransform}`?
 from_linked_internal_transform(vi::SimpleVarInfo, ::VarName) = identity
 function from_linked_internal_transform(vi::SimpleVarInfo, ::VarName, dist)
     return invlink_transform(dist)

src/varinfo.jl

@@ -1449,7 +1449,6 @@ function getindex(vi::VarInfo, vns::Vector{<:VarName}, dist::Distribution)
     vals_linked = mapreduce(vcat, vns) do vn
         getindex(vi, vn, dist)
     end
-    # TODO: Replace when we have better dispatch for multiple vals.
     return recombine(dist, vals_linked, length(vns))
 end