======================== unified (from filesystem) ========================
                                         'bitrate'  '200.778'
                                        'duration'  '294'
                                          'artist'  'Ochre'
                                     'text_people'  ''
                                         'release'  'Lemodie '
                                           'title'  'open top'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '114.999'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Lemodie '
'TBPM' (BPM (beats per minute))                     '114.999'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'open top'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ochre'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.02 dB'
'TXXX:replaygain_track_peak'                        '0.783641'

========================== row from database ==========================
                                              'id'  1320385
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Ochre/Lemelodie/06-ochre-open_top.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  294
                                           'genre'  electronic
                                        'filesize'  7390879
                                           'mtime'  1636913239
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer Lemelodie 06 ochre open_top electronic
                                      'tag_artist'  Ochre
                                     'tag_release'  Lemodie 
                                       'tag_title'  open top
                                             'bpm'  114.999
                                    'search_title'  'open':1 'top':2
                                   'search_artist'  'ochre':1
                                  'search_release'  'lemodie':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'electronic':7 'lemelodie':3 'ochre':4 'open':5 'top':6
                                    'search_combo'  '00calmer':6 '00poprockelectronic':5 'electronic':11 'lemelodie':7 'lemodie':4C 'ochre':3B,8 'open':1A,9 'top':2A,10
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636913239.449826  (2021-11-14 19:07:19)
                             'size'  7390879