A musical genius takes tentative steps back into the spotlight   Descending onto the Jazz Café stage from the steep stairway above, tall, slender and well groomed, in a black velvet coat, black pants and high boots, Shuggie Otis exudes superstar charisma.  However, when he strikes the first chords on his blood red guitar and nothing comes out of his amp, nervousness washes over him.  His raspberry coloured shades come off.  ‘Soundman, can I have some help please? I can’t work this thing’.  He apologises for the delay.   ‘Take your time, Otis, we love you’ a voice in the crowd reassures, applause backs her up.   It takes a few minutes for the soundman to bring the amp back to life.  When Otis and the band then explode into ‘Inspiration Information’ it is to the relief of everyone. Buy from Amazon here Minor mishaps and musical mastery are tonight’s themes.  There are gorgeous renditions of ‘Aht Uh Mi Hed’ and ‘Island Lette...