======================== unified (from filesystem) ========================
                                         'bitrate'  '120.604'
                                        'duration'  '146'
                                          'artist'  'Zombina & The Skeletones'
                                     'text_people'  ''
                                         'release'  'The Radio Sessions'
                                           'title'  'Red Planet'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['horror punk', 'psychobilly', 'deathrock', 'punk', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '85.851'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'The Radio Sessions'
'TBPM' (BPM (beats per minute))                     '85.851'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Red Planet'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Zombina & The Skeletones'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['horror punk', 'psychobilly', 'deathrock', 'punk', 'female vocalists']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.60 dB'
'TXXX:replaygain_track_peak'                        '0.688448'

========================== row from database ==========================
                                              'id'  166790
                                            'path'  /data/Music/Bulk/00dwimp/Zombina & The Skeletones/Red planet (acoustic radiosession).mp3
                                         'working'  None
                                         'bitrate'  120
                                    'duration_sec'  146
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  2216071
                                           'mtime'  1620525269
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp planet (acoustic radiosession) rock rockabilly or psychobilly
                                      'tag_artist'  Zombina & The Skeletones
                                     'tag_release'  The Radio Sessions
                                       'tag_title'  Red Planet
                                             'bpm'  85.851
                                    'search_title'  'planet':2 'red':1
                                   'search_artist'  'skeletones':3 'the':2 'zombina':1
                                  'search_release'  'radio':2 'sessions':3 'the':1
                                     'search_rest'  '00dwimp':1 'acoustic':3,4 'or':9 'planet':2 'psychobilly':10 'radiosession':5,6 'rock':7 'rockabilly':8
                                    'search_combo'  '00dwimp':9 'acoustic':11,12 'or':17 'planet':2A,10 'psychobilly':18 'radio':7C 'radiosession':13,14 'red':1A 'rock':15 'rockabilly':16 'sessions':8C 'skeletones':5B 'the':4B,6C 'zombina':3B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['horror punk', 'psychobilly', 'deathrock', 'punk', 'female vocalists']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525269.0990431  (2021-05-09 03:54:29)
                             'size'  2216071