Example of Footnote usage

\documentclass[twocolumn=true]{scrartcl}

\usepackage[
  paperwidth=.7\textwidth,
  paperheight=40\baselineskip,
  margin=5pt,
  bottom=1.5cm]{geometry}

%% footnotes
\usepackage{fnpct}
\usepackage[hang,stable]{footmisc}
%% multiple footnotes
\usepackage[ruled]{bigfoot}
% \DeclareNewFootnote{default}
\DeclareNewFootnote{B}[alph]
% rule for footnote
\renewcommand{\footnoterule}{\hrule height 0.5pt \vspace{5pt}}
\renewcommand{\extrafootnoterule}{\hrule height 0.2pt \vspace{5pt}}

\makeatletter
  \long\def\@makefntext#1{%
      \bgroup
      \setbox\@tempboxa\hbox{%
        \ifdim\footnotemargin>0pt
          \hb@xt@\footnotemargin{\@makefnmark\hss}%
        \else
          \@makefnmark
        \fi
      }%
      \leftmargin\wd\@tempboxa
      \rightmargin\z@
      \linewidth \columnwidth
      \advance \linewidth -\leftmargin
      \parshape \@ne \leftmargin \linewidth
      \footnotesize
      \@setpar{{\@@par}}%
      \leavevmode
      \llap{\box\@tempboxa}%
      \parskip\hangfootparskip\relax
      \parindent\hangfootparindent\relax
      #1\strut\par\egroup %inserted \strut\par
  }

\def\FN@commonending{%
  \expandafter\expandafter\expandafter
  \expandafter\expandafter\expandafter\expandafter
  \iffalse  \FN@specific\FN@masterinsert\@makefntext\fi
  \@makefnendbox
  %\ifx\FN@boxtype\vbox\@finalstrut\strutbox \else \unskip \fi
%removed
  \FN@colorstackfinish
  \color@endgroup
  \egroup
  \global\advance\FN@id\@ne
  \FN@slotxdef\FN@masterslot{\number\FN@id}%
  \ifhbox\z@
    \global\setbox\FN@tempbox\copy\z@
    \setbox\tw@\@makefnvbox{\unhbox\FN@tempbox}%
    \ht\z@\dimexpr\ht\tw@+\dp\tw@-\FN@masterslot sp\relax
  \else
    \ht\z@\dimexpr\ht\z@+\dp\z@-\FN@masterslot sp\relax
  \fi
  \wd\z@\dimen@
  \dp\z@\FN@masterslot sp\relax
  \MFL@insert\FN@masterinsert{\nointerlineskip\box\z@}%
  \marks\FN@slave{\number\FN@id}%
  \MFL@endminipage
  \FN@colorstackegroup
}
\def\blfootnote{\gdef\@thefnmark{}\@footnotetext}
\makeatother

\usepackage{lipsum}


\begin{document}

Hello\footnote{This is some text in the margin that should break and everything.}
World\footnoteB{And some more text that should go to the margin as well and behave like
the other footnote.}. Isn't this\footnote{Some more.} beautiful\footnote{Even more...}\footnote{Additionaly: More}\footnoteB{And more of the other type}? I think\blfootnote{And now something that's just an annotation}
 it's really\footnote{Foo} great\footnoteB{Bar} what one can do with \LaTeX\blfootnote{A\&B}

\lipsum[1]

\end{document}