======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '90'
                                          'artist'  'zzzzra'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Time For Trees - Can't Reclaim 88-196645419"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-1', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['dub techno', 'minimal', 'ambient', 'techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '118.1'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '118.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         "Time For Trees - Can't Reclaim 88-196645419"
'TKEY' (Initial key)                                '12A'
'TLEN' (Length)                                     '90731'
'TPE1' (Lead performer(s)/Soloist(s))               'zzzzra'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.99.5 (http://lame.sf.net)'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dub techno', 'minimal', 'ambient', 'techno', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.38 dB'
'TXXX:replaygain_track_peak'                        '0.990734'

========================== row from database ==========================
                                              'id'  1504796
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/zzzzra/Time For Trees - Can_t Reclaim 88-196645419.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  90
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  2907854
                                           'mtime'  1630255042
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud Can_t electronic th techno minimal deephouse
                                      'tag_artist'  zzzzra
                                     'tag_release'  None
                                       'tag_title'  Time For Trees - Can't Reclaim 88-196645419
                                             'bpm'  118.1
                                    'search_title'  '196645419':9 '88':8 '88196645419':10 'can':4 'cant':6 'for':2 'reclaim':7 't':5 'time':1 'trees':3
                                   'search_artist'  'zzzzra':1
                                  'search_release'  
                                     'search_rest'  'can':2 'deephouse':8 'electronic':4 'minimal':7 'soundcloud':1 't':3 'techno':6 'th':5
                                    'search_combo'  '196645419':9A '88':8A '88196645419':10A 'can':4A,13 'cant':6A 'deephouse':19 'electronic':15 'for':2A 'minimal':18 'reclaim':7A 'soundcloud':12 't':5A,14 'techno':17 'th':16 'time':1A 'trees':3A 'zzzzra':11B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dub techno', 'minimal', 'ambient', 'techno', 'electronic']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630255042.0164719  (2021-08-29 18:37:22)
                             'size'  2907854