======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '83'
                                          'artist'  'The Surf Rats'
                                     'text_people'  ''
                                         'release'  'Trouble & Straight Between The Eyes'
                                           'title'  'Twenty Flight Rock'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['psychobilly', 'rockabilly', 'old school psychobilly', 'english']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '20'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '138.134'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Trouble & Straight Between The Eyes'
'TBPM' (BPM (beats per minute))                     '138.134'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Twenty Flight Rock'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Surf Rats'
'TRCK' (Track number/Position in set)               '18/20'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['psychobilly', 'rockabilly', 'old school psychobilly', 'english']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.06 dB'
'TXXX:replaygain_track_peak'                        '0.572194'

========================== row from database ==========================
                                              'id'  1312522
                                            'path'  /data/Music/Bulk/00poprockelectronic/musica/Surf Rats, The/trouble & straight between the eyes/18 - Twenty Flight Rock.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  83
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  3340288
                                           'mtime'  1620526881
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic musica Rats, trouble straight between the eyes 18 rock rockabilly or psychobilly
                                      'tag_artist'  The Surf Rats
                                     'tag_release'  Trouble & Straight Between The Eyes
                                       'tag_title'  Twenty Flight Rock
                                             'bpm'  138.134
                                    'search_title'  'flight':2 'rock':3 'twenty':1
                                   'search_artist'  'rats':3 'surf':2 'the':1
                                  'search_release'  'between':3 'eyes':5 'straight':2 'the':4 'trouble':1
                                     'search_rest'  '00poprockelectronic':1 '18':10 'between':7 'eyes':9 'musica':2 'or':13 'psychobilly':14 'rats':3,4 'rock':11 'rockabilly':12 'straight':6 'the':8 'trouble':5
                                    'search_combo'  '00poprockelectronic':12 '18':21 'between':9C,18 'eyes':11C,20 'flight':2A 'musica':13 'or':24 'psychobilly':25 'rats':6B,14,15 'rock':3A,22 'rockabilly':23 'straight':8C,17 'surf':5B 'the':4B,10C,19 'trouble':7C,16 'twenty':1A
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['psychobilly', 'rockabilly', 'old school psychobilly', 'english']
                                        'tag_date'  1998
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620526881.1588662  (2021-05-09 04:21:21)
                             'size'  3340288