======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '288'
                                          'artist'  'Thomas Rusiak'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Hiphopper'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['hip-hop', 'swedish', 'rap', 'trip-hop', 'all']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '142.008'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '142.008'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Hiphopper'
'TKEY' (Initial key)                                '7A'
'TLEN' (Length)                                     '288496'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Thomas Rusiak'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hip-hop', 'swedish', 'rap', 'trip-hop', 'all']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.539600'

========================== row from database ==========================
                                              'id'  1326019
                                            'path'  /data/Music/Bulk/00poprockelectronic/swedish rock/Thomas Rusiak & Teddybears - Hiphopper.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  288
                                           'genre'  rock-pop
                                        'filesize'  4618112
                                           'mtime'  1620392820
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic swedish rock & Teddybears rock pop
                                      'tag_artist'  Thomas Rusiak
                                     'tag_release'  None
                                       'tag_title'  Hiphopper
                                             'bpm'  142.008
                                    'search_title'  'hiphopper':1
                                   'search_artist'  'rusiak':2 'thomas':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'pop':5 'rock':3 'swedish':2 'teddybears':4
                                    'search_combo'  '00poprockelectronic':4 'hiphopper':1A 'pop':8 'rock':6 'rusiak':3B 'swedish':5 'teddybears':7 'thomas':2B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hip-hop', 'swedish', 'rap', 'trip-hop', 'all']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620392819.620667  (2021-05-07 15:06:59)
                             'size'  4618112